Wirst sports crazy ball Wrist ball with NEON&counter Increase strength of fingers ... squash, cricket, badminton, baseball, bowling, basket-ball,, motocross, mountain climbing.2. Increases strength in fingers, wrists, hands, forearms, biceps ... while chatting, watching TV, going outing and mountain climbing, and taking a bus.Features:1) The ... fitness exercise wrist exercise ball with light and counter