o hand gripper grip silicone ring hand resistance band finger stretcher-exercise for forearm wrist training carpal hand expander t191216

item:xc 3 level round finger resistance bands finger stretcher exerciser griper stretch ball to exercise finger fitness equipment material:silicone color:orange,green,blue size:7cm*3.5cm*1.8cm package: 3 level round finger resistance bands features:30lb 40lb 50lb the fitness equipment can use to exercse your finger . resistance:30lb 40lb 50lb