Spec:
Item Type: Grip Strength Trainer Ring
Material: Silicone
Type: Blue 40‑50LB, Black 70‑80LB
Single Grip Size: Diameter Approx. 7.7cm/3.0in, Thickness Approx. 2.1cm/0.8in
Product Use: Through Pressing The Product to Achieve The Hand Finger Strength, Hand Rehabilitation Can Play An Effective Auxiliary Role, Stimulate and Massage The Fingers, Promote Circulation.
Applicable Objects: Students, Adolescents, Middle Aged People, Elderly People with Hand Activities and Strength Rehabilitation
Package List:
2 x Grip Strength Trainer Ring