When searching for the best adjustable dumbbells set 5-90 lbs, key considerations include versatility, ease of adjustment, build quality, and value. The PowerBlock Elite stands out as the top overall choice for its durability and expandability, while the XDDIAS Adjustable Dumbbells are a great budget option with quick adjustment. The Yaheetech set offers affordability and a good weight range for beginners, but may lack premium features found in higher-end models. Balancing price, functionality, and comfort is essential because some sets sacrifice ease of use for heavier weights or multiple functions. Continue reading for a detailed comparison to help you find the best fit for your workout needs.
Key Takeaways
- The top-ranking sets combine quick adjustment mechanisms with sturdy build quality for seamless workouts.
- Many budget options prioritize weight range but may compromise on materials or ease of use.
- Multi-functionality like converting between dumbbell, barbell, and kettlebell adds value but can increase complexity.
- Premium models often have modular expansion options, making them more adaptable for long-term use.
- Buyer preferences vary: some prioritize compact design and ease of adjustment, others focus on weight range and durability.
More Details on Our Top Picks
Adjustable Dumbbells, 20/30/45/70/90lbs Free Weight Set with Connector,5 in1 Dumbbells Set Used as Barbell,Kettlebells,Push up Stand,Fitness Exercises for Home Gym Suitable Men/Women
This UNNMIIY set stands out for its multifunctional design, transforming into barbells, kettlebells, and push-up stands, making it highly adaptable for varied workouts. Unlike some simpler dumbbell sets, it offers a broad range of exercise options, but this flexibility comes with a slightly more complex setup process. The use of cement and iron sand exterior enhances durability and floor protection, while the deep grooves and non-slip foam grips improve comfort and control. Safety is prioritized with upgraded nuts that prevent loosening during intense sessions. However, the weight range per dumbbell (2-22.5 lbs) might not satisfy advanced lifters seeking heavier loads. Overall, this set suits those who want a multifunctional home gym that can replace multiple equipment pieces, even if assembly requires some patience.
Pros:- Highly versatile, converts into barbells, kettlebells, and push-up stands
- Durable materials that protect floors and withstand vigorous use
- Non-slip foam grips improve comfort and safety during exercises
Cons:- Assembly process can be somewhat complex and time-consuming
- Limited maximum weight per dumbbell (22.5 lbs) for serious strength training
Best for: Home gym enthusiasts seeking a comprehensive, space-efficient multifunctional workout set.
Not ideal for: Advanced lifters needing heavier individual weights or minimal setup time.
- Weight Range:2-22.5 lbs per dumbbell
- Material:cement, iron sand, PE
- Number of Pieces:5
- Transformations:dumbbell, barbell, kettlebell, push-up stand
- Grip Material:non-slip foam
- Safety Features:upgraded locking nuts
Bottom line: Ideal for users wanting a multifunctional, space-saving gym set suitable for a wide range of exercises, despite moderate weight limits.
FITPLAM Adjustable dumbbell set,20/35/45/55/70/90lbs Free Weights set with upgraded nut, 5 in 1 Weight Set Used as Kettlebells, Barbell, Push up Stand, Fitness Exercise for Home Gym Suitable Men/Women
The FITPLAM set is distinguished by its upgraded double-lock nuts, offering enhanced safety and stability, which makes it a top choice for users concerned about weight shifting during workouts. Compared to the UNNMIIY set, it provides a slightly broader weight range, from 10 to 92 lbs across different configurations, catering to both beginners and more experienced lifters. Its innovative plates with dual KG & LB units simplify weight adjustments and tracking. The compact design, occupying less than 2 square feet, makes it perfect for small spaces. Still, the multiple conversions and locking mechanisms may add to the setup time, and the maximum individual weight (around 45 lbs per dumbbell) might limit advanced users. This set suits those prioritizing safety and straightforward operation in a small home gym.
Pros:- Enhanced double-lock nuts for safety and stability
- Dual-unit plates simplify weight selection and tracking
- Compact, space-efficient design fits small home gyms
Cons:- Setup may be somewhat time-consuming due to multiple conversions and locking
- Limited maximum weight per dumbbell for advanced strength training
Best for: Beginners and intermediate users focused on safety, versatility, and space efficiency.
Not ideal for: Heavy lifters or users needing weights over 90 lbs per dumbbell for serious strength training.
- Weight Range:10-92 lbs (barbell), 8-32 lbs (kettlebell), 10-47 lbs (dumbbell)
- Material:PE, cement, iron sand
- Number of Pieces:5
- Conversion Types:dumbbell, barbell, kettlebell, push-up stand
- Locking Mechanism:double-lock nuts
- Space Required:< 2 ft²
Bottom line: Perfect for users seeking a safe, reliable, and space-conscious adjustable set for versatile workouts, within moderate weight limits.
Adjustable Dumbbell Set, 10/20/30/45/70/90lbs, 5 in 1 Multi-Function Dumbbells Set Converts to Barbell & Kettlebell, Weight Set for Home Gym Workout, Suitable for Men/Women Strength Training
This set offers a balanced combination of versatility and ease of use, with a maximum individual weight of 22.5 lbs, making it suitable for beginners or those with limited space. Its high-quality PE plates with cement-iron sand interior provide durability and floor protection while the ergonomic ABS grip improves safety and comfort. Compared to larger sets like the PowerBlock, it is more accessible for those just starting out or with smaller workout spaces. The adjustable range from 6 to 22.5 lbs fits light to moderate training, but it falls short for advanced lifters needing heavier loads. The setup is straightforward, and its space-efficient design makes it suitable for small apartments or home gyms.
Pros:- Simple, user-friendly adjustment with multiple functions
- Durable, floor-safe materials with ergonomic grips
- Compact design ideal for small spaces
Cons:- Maximum weight per dumbbell limited to 22.5 lbs
- Not suitable for heavy or advanced strength training
Best for: Beginners and casual exercisers seeking a versatile, easy-to-assemble set for light to moderate workouts.
Not ideal for: Experienced strength trainers requiring heavier weights and advanced features.
- Weight Range:6-22.5 lbs per dumbbell
- Material:PE, cement, iron sand
- Number of Pieces:5
- Transformations:dumbbell, barbell, kettlebell
- Grip Material:ergonomic ABS
- Space Needed:small
Bottom line: A practical choice for newcomers or those with limited space, seeking a versatile and straightforward adjustable set.
Adjustable Dumbbells, 20/30/45/70/90lbs Free Weight Set with Connector,5 in1 Dumbbells Set Used as Barbell,Kettlebells,Push up Stand,Fitness Exercises for Home Gym Suitable Men/Women
This UNNMIIY set is similar to the first product but distinguished by its emphasis on safety and comfort, with a thick foam connector and high-quality materials. It offers extensive exercise options, converting into barbells, kettlebells, and push-up stands, making it ideal for diverse home workouts. The foam padding and anti-slip surface ensure firm control and reduce fatigue, especially during high-rep routines. Compared with the PowerBlock or Eisenlink sets, it might lack some advanced locking features but compensates with versatility and durability. The weight limit per dumbbell (about 22.5 lbs) may not suit those lifting heavy, but it’s excellent for general fitness and functional training. This set suits users who want a reliable, multifunctional workout tool for a broad range of exercises.
Pros:- Multi-transformational with barbells, kettlebells, push-up stands
- Thick foam connector enhances comfort and grip
- Durable, floor-safe materials
Cons:- Limited to about 22.5 lbs per dumbbell, not for heavy lifting
- Assembly and conversion steps may be a bit involved
Best for: Home exercisers focused on variety and comfort, including functional fitness and circuit training.
Not ideal for: Heavyweight strength trainers or those needing over 22.5 lbs per dumbbell for maximal lifts.
- Weight Range:20-90 lbs
- Material:cement, iron sand, PE
- Number of Pieces:5
- Transformation Types:dumbbell, barbell, kettlebell, push-up stand
- Connector Foam:20mm thick foam
- Maximum Dumbbell Weight:about 22.5 lbs
Bottom line: Great for users wanting a versatile, comfortable, and space-efficient set for general fitness routines, though not suited for heavy lifting.
Adjustable Dumbbell Sets, Each 50/80/90/110/120LB Pairs Durable Steel Build, Free Weights Dumbbells Set of 2 with Anti-slip Handle, For Full Body Home Gym Workout Home Strength Training Equipment 50/80/90/110/120LBSX2
This octagonal set stands out for its quick 10-second weight adjustment, thanks to fine-tuning bolts that don’t require full disassembly. Unlike the PowerBlock Elite, which uses a different locking mechanism, these steel dumbbells offer a snap-fit design that prevents plates from falling during intense workouts, providing a safer experience. The smaller volume compared to plastic or cement weights means they take up less space and are more durable, resisting damage from drops. While the adjustment process is straightforward, it takes some practice to master, and the set ships in two separate packages, which could delay setup. This set is ideal for serious lifters or families needing versatile, space-efficient equipment that can handle heavy loads without plastic fragility. However, beginners or those preferring a single, lightweight set should look elsewhere due to the heavier weight range and slightly complex adjustment. Pros: Fast 10-second adjustment, durable steel build, space-saving design, safe snap-fit plates.
Cons: Slightly complex to learn initially, ships in two packages which can be inconvenient, heavier to handle for beginners.
Verdict: Best suited for dedicated home gym users needing heavy, space-efficient weights with quick adjustment.Pros:- Quick 10-second weight adjustment with fine-tuning bolts
- Durable steel construction resists damage from drops
- Compact design minimizes space requirements
- Snap-fit plates prevent falling during workout
Cons:- Requires some practice to master adjustment process
- Ships in two separate packages, which may cause delays
- Heavier weight range may be intimidating for beginners
Best for: Advanced home gym enthusiasts needing heavy, space-efficient weights with quick adjustments.
Not ideal for: Beginners or users preferring lightweight, simple-to-adjust dumbbells for casual workouts.
- Weight Range:50-120 lbs
- Material:Steel
- Handle Diameter:1.37 inches
- Number of Pieces:2
- Adjustment System:Bolt fine-tuning
- Dimensions:14.6″ L x 7.2″ W
Bottom line: This set is perfect for serious lifters or families seeking heavy-duty, space-saving dumbbells with fast adjustment, but not ideal for casual or beginner users.
Eisenlink Adjustable Dumbbell Set, 10-50/80lb, 5lb Increments, Quick-Lock Square Weight Dumbbells for Home Gym Fitness (50/80lb×2)
Compared to the PowerBlock Elite, which offers a more integrated locking system, the Eisenlink set uses a simple screw and snap design that is easy to understand and operate. The square plates with handles make quick adjustments, and the safety snap-in design ensures plates stay secure during lifts, similar to the premium locking systems but at a lower cost. The set is lightweight and compact, fitting into small spaces, ideal for users who want versatile equipment for various exercises like presses, rows, and curls. However, the adjustment process, while quick, involves unscrewing and can take a few tries to perfect. This makes it better suited for users who value simplicity and affordability over ultra-fast adjustments. The set includes 2.5 lb plates for incremental weight changes, making it great for beginners or those focusing on gradual progress. It’s less suitable for serious weightlifters needing heavier loads or faster adjustments. Pros: Affordable price, quick screw-in adjustment, space-efficient square plates, safe snap-fit design.
Cons: Slightly slower adjustment compared to bolt-based systems, requires manual screwing, may feel less sturdy at higher weights.
Verdict: Ideal for beginners or budget-conscious users seeking versatile, space-saving weights for general fitness, but not for heavy powerlifting.Pros:- Affordable price point
- Quick screw-in adjustment system
- Space-efficient square plates with handles
- Safe snap-fit plates prevent accidental drops
Cons:- Adjustment involves manual screwing which can be slower
- Less sturdy at higher weights compared to bolt-based systems
- Requires some practice to align plates properly
Best for: Beginners or budget-minded users wanting versatile weights with easy-to-understand adjustment mechanisms.
Not ideal for: Advanced lifters or users needing ultra-fast adjustments or very heavy weights above 80 lbs.
- Weight Range:10-80 lbs
- Material:Cast Iron
- Handle Diameter:6.8 inches
- Adjustment System:Screw and snap
- Dimensions:13.6″ L x 7.2″ W
- Number of Pieces:2
Bottom line: This set offers a good balance of affordability, safety, and versatility for beginners or casual users, but not for heavy-duty training or speed-focused workouts.
XDDIAS Adjustable Dumbbells Set of 2 for Strength Training, One-Hand Quick Adjust, 25/55/80/90 lbs Options, Anti-Slip Grip Handle, Compact Home Gym Weights for Men Women
This set excels in its rapid 1-second weight adjustment, ideal for high-intensity workouts like HIIT or drop sets, outperforming the PowerBlock Elite’s slower mechanisms. The 16-level selector switch provides a smooth, effortless transition between weights, and the heavy-duty stainless steel handle with knurling ensures a secure grip during intense lifts. The safety locking system keeps plates firmly in place, matching the stability offered by premium sets. Although the adjustment is fast and convenient, the set is heavier and bulkier, which might be less suitable for users with limited space or those preferring lighter weights. The inclusion of a reinforced tray makes storage efficient and safe. However, the complexity of the locking system and weight range might be overkill for casual users or beginners. This product is best for serious athletes or those who need quick transitions between multiple heavy weights in a compact space. Pros: Ultra-fast 1-second adjustment, heavy-duty stainless steel handle, secure locking system, space-efficient tray.
Cons: Heavier and bulkier, more complex locking mechanism, higher price point.
Verdict: Perfect for high-performance workouts demanding rapid weight changes, but less ideal for casual or space-constrained users.Pros:- Adjusts in under 1 second with rotary switch
- Heavy-duty stainless steel handle with knurling
- Locking system ensures plates stay secure
- Includes reinforced tray for storage
Cons:- Heavier and bulkier design
- More complex locking system may require learning
- Higher cost compared to simpler systems
Best for: Athletes or users needing rapid, heavy weight adjustments for intense, time-efficient workouts.
Not ideal for: Beginners or those with limited space due to the set’s bulk and weight.
- Weight Range:25-90 lbs
- Material:Stainless Steel
- Handle Diameter:4.25 inches
- Adjustment System:Rotary selector switch
- Dimensions:16.54″ x 9.06″ x 9.21″
- Number of Pieces:2
Bottom line: This set is ideal for users who need quick, heavy adjustments in a space-efficient package, but not for casual or beginner workouts.
Yaheetech Adjustable Dumbbell Set Free Weight Dumbbells 40lbs/52.5lbs/90lbs Fast Adjust Dumbbells Dumbbell Weight Set, with Tray for Men/Women Strength Training Equipment
This set combines the features of a dumbbell and a barbell, making it versatile for full-body workouts, especially for users who want a multi-use piece of equipment. The quick twist handle allows for 16 weight levels from 4 to 90 lbs, matching the range of more specialized sets but with added functionality. The dual-lock system and anti-slip handle ensure safety and firm grip during intense sessions, comparable to the premium locking systems like PowerBlock. The compact size and included tray make storage simple and space-efficient, ideal for home gyms with limited space. However, the adjustment process, which involves twisting the handle, may be slower than bolt or rotary systems, and the set’s weight range might feel limiting for advanced lifters. This product is best for users seeking a multi-functional, space-saving solution for various strength exercises at home. It’s less suited for those prioritizing ultra-fast adjustments or maximum heavy loads. Pros: Multi-functionality (dumbbell, barbell, kettlebell), quick twist adjustment, anti-slip handle, space-saving tray.
Cons: Adjustment slower than bolt or rotary systems, limited weight range for advanced lifters, slightly complex setup.
Verdict: Ideal for home users wanting a versatile, compact, multi-use weight set, but not for heavy powerlifting or speed-focused routines.Pros:- Combines dumbbell, barbell, kettlebell functions
- Fast 16-level adjustment with twist handle
- Anti-slip textured handle for safety
- Compact with included storage tray
Cons:- Adjustment speed slower than bolt or rotary systems
- Limited weight range for advanced lifting
- Setup can be slightly complex for first-time users
Best for: Home users seeking a versatile, space-saving, multi-functional weight set for various exercises.
Not ideal for: Powerlifters or users who need rapid adjustments or maximum heavy weights beyond 90 lbs.
- Weight Range:6-90 lbs
- Material:ABS, Alloy Steel, PP
- Handle Diameter:1.5 inches
- Adjustment System:Twist handle
- Dimensions:18.5″ L x 10″ W
- Number of Pieces:1
Bottom line: This set is excellent for versatile, space-efficient workouts at home, especially for varied exercises, but not for heavy powerlifting or ultra-quick adjustments.
PowerBlock Elite USA 90 Pound Adjustable Dumbbells, Sold in Pairs, 5-90 lb. Dumbbells, Durable Build, Innovative At Home Workout Equipment, Includes Stage 1, 2 & 3 Expansions Gray
This set stands out for its compact design, fast adjustment mechanism, and expandable weight range, making it ideal for serious home gym enthusiasts. Compared with the TYZDMY set, the PowerBlock’s adjustable increments are more precise, and its build quality suggests greater durability over years of use. However, the PowerBlock’s higher price and limited compatibility with accessories may be a drawback for budget-conscious buyers or those seeking multi-gear expandability. The magnetic pin system offers quick changes, and the set replaces numerous traditional dumbbells, saving space and clutter. The 5-year warranty adds confidence in its longevity, but it’s not suited for those who prefer free-plate or traditional dumbbells. Overall, this pick makes the most sense for users seeking durability, expandability, and a space-saving design, willing to invest upfront for a premium product.
Pros:- Quick and secure magnetic adjustment system
- Replaces 16 pairs of dumbbells, saving space
- Durable, high-quality construction
Cons:- Higher cost compared to simpler adjustable sets
- Limited compatibility with Elite EXP accessories
Best for: Intermediate to advanced users wanting a durable, expandable, space-efficient set
Not ideal for: Beginners on a tight budget or those preferring traditional free weights
- Weight Range:5-90 lbs per dumbbell
- Adjustment Mechanism:Magnetic pin
- Increments:2.5 lbs
- Warranty:5 years
- Dimensions:12” L x 6” W x 6” H
- Material:Durable plastic and steel
TYZDMY Adjustable Dumbbells Set of 2，Free Weights Dumbbells Set，Adjustable Dumbbell Set，52.5 lbs pair 105 lbs，15 in 1，for Men/Women Gym Equipment for Home Strength Training Equipment
This set makes the most sense for newcomers or those with limited space who need a flexible, affordable option. The 15-in-1 weight adjustment is simple to operate with a one-handed twist, and the compact size fits well in small home gyms. Compared with the PowerBlock Elite, it offers a wider weight range at a lower price but sacrifices some build quality and adjustment speed. The double auto-locking design enhances safety during lifts, but the plastic components and nylon base may wear faster with frequent use. Its ergonomic rubber grips make handling comfortable, and the range from 5 to 52.5 lbs covers many beginner to intermediate workouts. However, it lacks the premium durability and precise increments of higher-end models, so it’s better suited for casual or starting lifters. Overall, this set is ideal for budget-conscious users who want a versatile, space-saving solution without complex features.
Pros:- Easy one-handed weight adjustment
- Wide weight range for varied exercises
- Non-slip, ergonomic grips
Cons:- Build quality is less durable over time
- Slower adjustment compared to magnetic or dial systems
Best for: Beginners or casual fitness enthusiasts needing an affordable, space-efficient set
Not ideal for: Advanced lifters or users seeking ultra-durable, fast-adjusting equipment
- Weight Range:5-52.5 lbs per dumbbell
- Adjustment Type:Rotating handle with auto-lock
- Number of Weight Settings:15
- Material:Alloy steel with rubber grips
- Dimensions:17″ L x 8.6″ W
- Handle Diameter:1 inch
Bottom line: This set is perfect for beginners or those with limited space who prioritize affordability and versatility over premium adjustability.
How We Picked
I evaluated each product based on several criteria critical for effective home strength training. Performance factors included weight range, adjustment speed, and stability during lifts. Build quality and durability were assessed through material selection and user reviews about longevity. Usability considerations involved how easy it was to adjust weights, comfort of handles, and storage options. Value was also a key factor, weighing price against features and build quality. The ranking reflects a balance of these elements, favoring sets that offer reliable performance, ease of use, and long-term versatility for diverse workout routines.Factors to Consider When Choosing Best Adjustable Dumbbells Set 5-90 Lbs
Choosing the best adjustable dumbbells set 5-90 lbs requires understanding your specific workout needs and how different features align with those needs. Think about how often you’ll use the weights, your space constraints, and whether you prefer quick adjustments or a broader weight range. The right set should complement your fitness goals and be comfortable to use over time. Beyond the product features, considering maintenance, expandability, and safety can help prevent frustration and ensure consistent progress.Adjustment Mechanism
The ease and speed of adjusting weights can significantly impact your workout flow. Some sets use dial or button systems for quick changes, ideal for circuit training or time-efficient routines. Others use pin or manual lock mechanisms, which may be more secure but slower to change. Think about your typical workout tempo and whether you need frequent weight changes; a faster adjustment system can keep you focused on your exercises rather than fiddling with hardware.
Build Quality and Durability
Materials matter when it comes to longevity. Sets with steel components and high-quality plastics tend to withstand frequent use better, especially if you work out regularly. Cheaper sets might use lower-grade materials that wear out or become loose over time. For heavier weights, stability and secure locking are essential to prevent accidents. Investing in a sturdier set can save money long-term, especially if you plan to use your weights daily or for intense sessions.
Weight Range and Increment Steps
Your workout goals influence the ideal weight range. Sets covering 5-90 lbs offer versatility for beginners and advanced users. However, consider the increments between weights; smaller steps (like 2.5 or 5 lbs) facilitate gradual progression, which is beneficial for strength building. Larger jumps might work for those who prioritize quick setup but can hamper fine-tuning progress. Match the weight range and increments to your current level and future goals.
Space and Storage
Adjustable dumbbells that are compact and easy to store help maximize your home gym space. Some models come with dedicated trays or cases, reducing clutter and making setup quicker. Larger or multi-function sets might take up more room or be bulkier to handle, which can be a concern if space is limited. Consider how much room you have and whether the set’s design aligns with your available space for safe and convenient storage.
Price and Value
While investing in a durable, feature-rich set can cost more upfront, it often pays off through longevity and ease of use. Cheaper sets may tempt with lower prices but could require replacement sooner or lack features like quick adjustment. Balance your budget with your intended usage—if you plan to use the weights frequently, spending more for a reliable, adjustable set makes sense. Conversely, for occasional use, a budget-friendly option might suffice, provided it meets safety standards.
Frequently Asked Questions
Are adjustable dumbbells safe for intense daily workouts?
Yes, many adjustable dumbbells are designed to withstand regular, intense use, especially those with steel construction and secure locking mechanisms. However, safety depends on proper adjustment and maintenance. Always double-check that the weights are securely locked before use, and inspect the locking mechanisms regularly for wear or damage. Using a set intended for heavy-duty use can prevent accidents and ensure longevity even with daily workouts.
How easy is it to switch between different weights during a workout?
The adjustment mechanism greatly influences transition speed. Dial or push-button systems typically allow quick changes, often in a few seconds, making them suitable for circuits or interval training. Pin-based systems may take longer but tend to be more secure. Choosing a set with a fast and reliable adjustment method can keep your workout seamless and prevent frustration, especially if you frequently change weights.
Is there a significant difference between sets that go up to 90 lbs and those that go higher?
Sets that top out at 90 lbs are ideal for most home users focusing on general strength and hypertrophy. Higher weight sets, such as 110 or 120 lbs, are better suited for advanced lifters or specific training needs. The main difference is in the durability and stability required to handle heavier loads. For most users, a 5-90 lbs range offers sufficient versatility, but if your goals include heavy powerlifting, investing in higher capacity sets might be necessary.
Should I prioritize quick adjustment over a wider weight range?
It depends on your workout style. If you perform high-intensity circuits or frequently switch exercises, quick adjustment mechanisms are beneficial for maintaining momentum. Conversely, a wider weight range allows for more gradual progression and heavier lifts, which might be more important for serious strength training. Consider your workout frequency and goals to determine whether speed or range is more critical for you.
How do I maintain adjustable dumbbells to keep them in good condition?
Regular maintenance involves cleaning the adjustment mechanisms and handles, checking for loose parts, and lubricating moving components if recommended by the manufacturer. Store your dumbbells in a dry, stable environment to prevent rust and corrosion, especially if they have steel parts. Proper care not only extends their lifespan but also ensures safe operation during every use.
Conclusion
For most users seeking a versatile, reliable option, the PowerBlock Elite offers excellent expandability and durability, making it the best overall choice. Budget-conscious buyers or beginners may find the Yaheetech set sufficient for their needs, offering good weight range at a lower cost. Those who want quick adjustments for dynamic workouts should consider models like the XDDIAS or Eisenlink. For dedicated lifters aiming for heavy loads and long-term growth, investing in premium sets such as the PowerBlock Elite or TYZDMY provides the best performance. Ultimately, your choice should align with your workout frequency, space, and goals to ensure satisfaction and progress.
