Come and see our amazing products. Hand exercise rings build strength in the fingers, hands, wrist and forearms. Varied activities, including crushing, pinching and extensions work to improve the dexterity of both the fingers and hands. Perfect for athletes, musicians and physical therapy patients. The color coded set includes 10 lb, 20 lb, 30 lb. 40 lb, 50 lb, 60 lb rings which can also be used for effective interval training. Hand grip strengtheners are constructed with a premium silicone material that is odorless and latex free. The nonslip rings are also tear and crack resistant for long-term use. Customize the label with your company, organization, school, or club's name, logo, and/or organizational message. Size :4"L x 3" H. Pls confirm with us about the packing info, stock color and exact production time before placing your order.