Adjustable Open Type Design: The elbow support has adjustable straps with soft edging which provide great support and more comfortable to wear. Allows wide range of motion during activity and still provide support for the elbow and joints. One Size Fits Most : Fits both right and left arm, for men and women, up to 14.5" in elbow circumference ( Note: Avoid size problem, please see size before buying, manual measuring, there will be 2-3 cm error, thanks for your understanding ) Maintain Flexibility: Suitable for daily care and activity training support for arm movement including:football, basketball, baseball, volleyball, camping, hiking, ice hockey, tennis, skating, fishing, golf, cricket, cycling, racing, running, soccer, climbing, mountain-climbing, Yoga, hunting and so on. Built with 2 stainless steel springs inside. Fully Enhanced stabilization,Safety and extended coverage for additional support.The contour design prevents bunching, slippage and discomfort, ensuring a proper fit. Recovery & Injury Prevention: Speeds up the recovery period for chronic and acute elbow injury symptoms, Rease the pain and provide support to the elbow. Perfect for tendonitis and arthritis, help to relieve pain and promote healing.