The RX Knee Sleeve 7mm by Rehband is a heavy duty knee support that provides compression, flexibility and warmth. It is ideal for shorter workouts and heavy activities such as weightlifting or when an athlete desires additional support. FEATURES Patented anatomical design 4-panel construction 7mm thick SBR/Neoprene Fits right or left knee Available in a variety of colors BENEFITS Designed to move with you while providing support, warmth and compression. Improves muscle coordination and control Fits great and stays in place while you workout Provides warmth and compression while still allowing freedom of movement Protects the knee and skin against abrasions Soft fabric like feel with exceptional durability