ADJUSTABLE WEIGHT: The weight of dumbbells can be adjusted from 5 to 52.5 pounds. Use a special dial system to combine the weights into one, the dumbbell dial has 15 weight adjustment positions, let you switch from one exercise model to the next rapidly .
• PERFECT FOR ANY TRAINING PROGRAMS: Strengthens your core in an effective and safe way, helping you to burn calories, build strength, improve your abdominal endurance and build a six pack. Perfect for weight bench exercises.
• SAFETY LOCK: Rotate freely to increase or decrease weight. Do not loosen safety dumbbells. The dumbbell can set the weight within 3 seconds, and has 10 safety locks, which can exercise the back muscles , pectoralis major and biceps safely and effectively .
• EASY and SAFETY: Environmental protection, silent dumbbell, do not hurt the hand, do not hurt the floor. Our dumbbell are designed to be reduced with less wear and tear on the dumbbell itself, and on your gym flooring. Simple and easy to set up, ideal equipment for bodybuilding, weight lifting and home gym.
• EASY TO STORE: We are giving away a free storage tray; dumbbells can be stored in the storage tray after exercise ,All-in-One design barely needs space in your home gym.