Come and see our amazing products. It is countable and support 15kg weight, made by 100% ABS & stainless steel & rubber material, the ant-freeze coating brings the non-stick property. These hand grip strengtheners seriously strengthen your hand grip and forearm. It allows you to exercise all 4 major grip training types (crushing, pinching, supporting and extending) with these grippers. People have seen great results using these only 2-3 times per week. Give potential clients something they'll love show off with this item. Pls confirm with us about the packing info, stock color and exact production time before placing your order