Strauss Elbow Support, Free Size and Adjustable Knee Support, Free Size (Black) Made with Nylon material for heat retention and maximum compression Velcro fastening ensures a snug and comfy fit. Provides support against elbow sprain and pain Can be used for any regular physical activity Made from durable neoprene for heat retention and maximum compression Anatomical design for compression and comfort Suitable to resist minor injuries as knee twists and sprains Provides strength and care for the knee joint throughout any random or routine physical activity Fits right and left knee Velcro closure for fully adjustable compression Length: 9.4-inch