Item: CF-004 Description: Neoprene Calf Support Material: Nylon, Neoprene Size: S, M, L, XL Feature & Function: Calf Support is one of our most popular primary Calf supports. It features an long thermal neoprene sleeve with nylon facing on both sides. Heavy duty outside for durability and is contoured and darted for optimum fit. It is very functional and durable. Retains warmth, promotes healing, reduces abrasions. Sized for optimum fit. Caution: Do not apply over open wounds or if you have a susceptibility to dermatitis.