Thank you for viewing! 【Adjustable Weight 10-30kg for Beginners to Advanced Users】 These adjustable dumbbells allow you to adjust the resistance from 10 to 30kg. With flexible strength control, you can gradually increase the load according to your needs, allowing for personalized training without injury. 【Ergonomic Design & Non-Slip Grip】 The grooved handle fits comfortably in the palm of your hand, providing a non-slip grip and reducing the risk of injury from dropping. The flat design prevents rolling, keeping it quiet and preventing scratches when placed on the floor. 【Full Body Workout in 10 Minutes a Day】 Effective training is possible in a short amount of time with vibrating dumbbells. Scientific inertial training stimulates deep muscles, supporting efficient muscle training. You can effectively train muscles throughout your body, including your back, chest, biceps, and abs. Suitable for both men and women, it's perfect for home workouts, the gym, the office, etc., and is easy to continue even with a busy schedule. 【Odorless, Tasteless & Durable】 By using environmentally friendly, high-quality materials, these vibrating dumbbells are odorless, tasteless, rust-resistant, and have excellent impact resistance, abrasion resistance, and heat resistance. They are also easy to clean, and you can easily wipe off surface dirt with a damp cloth. 【Industry-Leading Product & Groundbreaking Vibration Function】 Vibrating dumbbell products developed and manufactured in a factory with over 10 years of professional experience. Vibration stimulation promotes muscle activation through high-frequency vibrations. It allows for versatile muscle training that combines aerobic and anaerobic exercise.