Big Dragonfly Stretchy Nylon Protector Elbow Sleeve with Sponge Pad Blue One Size Wear comfortable, not easy to slide loose or wrinkle harden, suitable for all kinds of sports. Can effectively avoid injury and other reasons caused by the elbow pain and fracture. Provide a strong protection of elbow joint, thus effectively defense due to excessive pressure, especially the sprain and strain caused by the elbow injury. Provide warm, alleviate pain, be applicable to the elbow injuries and arthritis rehabilitation. The outer rectangular soft mat, injured area provide physiotherapy heat and pressure, soft and comfortable.