Color: Black Item Weight: 90 Pounds Material: Plastic Special Feature: 4-in-1 Multifunctional, Adjustable Weight, Enhanced Safety Lock, Dual Unit Markings, Anti-Slip Grip, Compact Design, Ergonomic Handle This versatile 5-in-1 multifunctional dumbbell set easily transforms into dumbbells, bars, kettlebells, and push-up stands, making it suitable for a variety of exercises such as bench presses, squats, and more. The multifaceted design is a game-changer! Enhanced Safety with Double Nut: The upgraded double-lock nuts provide superior safety compared to regular multi-position dumbbells. Suitable for all ages and experience levels, these dumbbells ensure you can focus entirely on your workout with added peace of mind. Innovative Dumb Plates: These innovative dumb plates feature dual KG & LB units, eliminating the need for weight conversion. Constructed from high-quality PE, these plates absorb shock and protect floors. Deep grooves ensure easy grip. The rust-free and odor-free interior is made from a mix of cement and iron sand. Flexible Weight Options: The detachable design of the set increases its versatility. Dumbbells are adjustable from 10-47 lbs, bars from 14-92 lbs, and kettlebells from 8-32 lbs. This effectively meets your different exercise needs at various stages. Installation is straightforward. Storage Space < 2 sq ft: Folding to less than 2 square feet, our dumbbells boast a compact design that enables convenient workouts anytime, anywhere! Ergonomically Designed: The contoured rod combines 5mm thick steel with 25mm high-quality foam. The curved design fits the hand, offering an anti-slip, sweat-absorbent workout. Anti-slip Structure Upgraded: Our kettle grips are fully wrapped with anti-slip PE material, and the palm texture enhances friction to achieve a double anti-slip effect. This ensures a secure hold during high-intensity workouts.