Cupping Band w/2 Slings Wrist & Finger Support Guard Fits Both Hands Adjustable

Description

Increase the adhesion between the ball and the palm
Reduce the burden on the fingers and wrists
Increase the power of the weak fingers
Maintain the state of the cupping while bowling
2 Slings with high elasticity stretch fabric and wide wrist elastic span band
3-stage hook with adjustable elasticity