KUTOI Kids Adjustable Dumbbell Set
- Number Of Pieces: 6
- Material: Plastic
- Handle Material: Plastic
- Handle Diameter: 1.4 inches
Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A colorful, adjustable-weight dumbbell set built for kids, letting the fill level scale resistance up or down.
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ASIN: B0BWJ2B56YModel: 777-578BCategory: Dumbbells
Overview
The KUTOI Kids Dumbbells Set is a six-piece plastic dumbbell set in green, orange and pink, designed to be filled with sand or water for adjustable weight. It targets younger users rather than adult strength training.
Because the weight comes from sand or water fill rather than fixed iron, actual resistance depends on how much a user adds, giving a range rather than a single number. The plastic shell and multi-color design point to a kids' fitness or physical-education product rather than adult equipment.
- Plastic construction
- Green, orange and pink colors
- Six pieces included
- Sand or water fill for adjustable weight
Who it's for
Suits parents or teachers introducing children to basic strength or coordination exercises with light, adjustable-weight dumbbells. Not suited to adult strength training, where plastic sand or water-filled weights offer far less resistance than iron or rubber plates.
Pros and cons
- Adjustable fill lets resistance grow with the child
- Six-piece set works for group or classroom use
- Plastic shell is lighter and gentler than iron for kids
- Not a substitute for adult-grade dumbbells
- Actual weight depends on how much sand or water is added, not fixed
Performance notes
Sand or water fill lets a caregiver dial in a light starting weight and increase it gradually as a child's strength grows, without buying a new fixed-weight set. The six-piece count and multi-color scheme suggest the set is meant for group or classroom use as much as solo practice.
Specifications
| Brand | KUTOI |
|---|---|
| Model | 777-578B |
| Dimensions & fit | |
| Handle Diameter | 1.4 incheshigher than 65% of 58 dumbbells |
| Grip Size | Small |
| Construction & materials | |
| Material | Plastic |
| Handle Material | Plastic |
| Color | Green,Orange,Pink |
| Included components | |
| Number Of Pieces | 6 |
| Unit Count | 1 |
| Other details | |
| Target Use Body Part | Body |
| Number Of Items | 6 |
| Style | Adjustable |
| Other Special Features Of The Product | Adjustable Weight |
| Set Name | KUTOI Kids Dumbbells Set |
Closest rivals on specs
Frequently asked questions
How is the weight adjusted on the KUTOI Kids Dumbbells Set?
Each dumbbell is filled with sand or water, so the amount added determines the resistance.
How many dumbbells come in the set?
Six pieces, per the listed spec.
Are these suitable for adult workouts?
They are built as a kids' set with plastic construction and fill-based weight, not intended to replace adult iron or rubber dumbbells.