Stress Reliever Yoga Training Massage Ball

Soft rubber TPR ball shaped stress ball with lycra fabric. Out is Lycra cloth, Inner is TPR (thermoplastic rubber). To prevent finger flexion, paralysis, to prevent deformation and deformity of the knuckles. Correct the flexibility of the finger while correcting the finger. Can imprint the logo on the lycra cloth.This stress relief squeeze balls is suitable for kid and adlut. It has two size for 2.1" and 2.4", we privide the one per opp packing with it