... and a grade ABS LED: 6pcs a grade LED Item No.:868N Product naem:Wrist ball with LED Description:Sheel material: A ... sports like golf,tennis,squash,cricket,baseball,bowling,basket ball,motocross,mountain climbing.-Increase strength in fingers, wrists, ... muscles and joints.GENERAL PRECAUTIONS:-Do not drop the ball on hard surface at any time , the heavy ... away from dust and damp 868N Wrist ball with LED