LED Wrist Ball Trainer Gyroscope Strengthener Gyro Power Ball Color:Black The hexagonal shape of the

The hexagonal shape of the dumbbells prevents them from rolling

shaft: about 58 cm

Shaft Material: Kid Suede

Model Number: Self-adhesive Bandage

LED Wrist Ball Trainer Gyroscope Strengthener Gyro Power Ball Color:Black The hexagonal shape of theFeatures: Using a Wrist Exercise Ball is the most effective and convenient device to increase muscles strength in your arm, wrist and hand. A great exercise machine for musicians, typists and sports lovers, the Gyro Wrist Exercise Ball brings gentle and non impact relief to Carpal Tunnel Syndrome, Repetitive Strain injury, tendinitis, arthritis and all wrist related ailments. Just using the 250Hz Wrist Balls for 5 to 7 minutes a day is enough to make