LED Wrist Ball Trainer - Gyroscope Strengthener for Grip Training, Workouts, Arthritis
This Wrist Ball Trainer can fit in the palm of your hand and be used for a wide variety of strength training, stretching, and grip training workouts. Improve the muscle strength and tone in your wrists, hands, and arms by using this exercise tool for just a few minutes a day. It is perfect for bodybuilders, typists, musicians, and athletes, and can be used to relieve symptoms of ailments like tendinitis, arthritis, and other arm- and wrist-related conditions.
Activate the LED light with the rope start by quickly pulling the rope to begin rotation and turn on the internal LED light.
Ball size: 7cm x 5.7cm
Color choices: Blue, Green, Orange, and Purple