UPRO 10-30kg Adjustable Swing Dumbbells Arm Strength Dumbbells Muscle Trainer Fitness Equipment

Product details：Product Name: Multifunctional Adjustable Swinging DumbbellsColor: YellowNet weight: 2.5 kgMaterial: ABS/TPR/PC/45# steelDimensions: 38.51111 cmAdjustment range: 10-30kgFeature：1. Multifunctional swing dumbbells with high-frequency vibrations for doubled efficiency.2. Get a full-body workout in just 6 minutes a day, with one device for multiple uses, targeting all muscle groups.3. Easily adjust resistance with a simple twist, with flexible adjustments from 10-30 kg to meet the needs of different groups.4. The curved grooved handle fits comfortably in your palm, with an ergonomic design that's non-slip and wear-resistant.5. Safe and odorless, made of environmentally friendly ABS material that's wear-resistant and drop-resistant, making it easy to clean and last.6. The non-slip handle fits comfortably in your palm.7. Waterproof and sweat-resistant for safer use.8. Easily sculpt your entire body with unlimited workouts, including abs, arms, chest, latissimus dorsi, deltoids, and biceps.