5 Dumbbells In 1 - With just the space of one dumbbell, you can enjoy five different exercise experiences. Single dumbbell size: 14.2"L x 7.5"W × 6.3"H
1-Second Weight Adjustment - Just by turning the handle with one hand, you can change the weight of the dumbbell from 5lb to 25lb within 1 second, achieving higher training efficiency
Safety Weight Dial System - 8 lock grooves are used to secure the dumbbell plates to the handle, making the dumbbell set more robust.It provides a quiet and stable daily exercise experience
High Quality & Innovative Technology - Weight plates have a comfortable, non-slip aluminum alloy handle and are completely made of silicon steel. It makes dumbbells safer, more dependable, and more stable to use