1、Adopting neoprene fabric with high strength for comfortable, breathable and durable wearing. 2、Seamless stitches bring no abrasion to the knee. 3、Thickened knee sleeve provide extra comfort and support to the knee. 4、It aims to relieve your knee from muscle pain, sore, tendonitis, arthiritis, joint fatigue, mild contusion or sprain, etc. 5、Indispensable term for cycling, weight-lifting, basketball, running and many other sports. Features: Adopting neoprene fabric with high strength for comfortable, breathable and durable wearing. Seamless stitches bring no abrasion to the knee. Thickened knee sleeve provide extra comfort and support to the knee. It aims to relieve your knee from muscle pain, sore, tendonitis, arthiritis, joint fatigue, mild contusion or sprain, etc. Indispensable term for cycling, weight-lifting, basketball, running and many other sports. Specification: Condition: 100% Brand New and High Quality Material: Neoprene Color: Black, Blue (Optional) Size: M, L (Optional) Thickness: Approx. 7 mm / 0.27 inch Quantity: 1 Pair Weight: Approx. 270 g Size Top Open Width(Approx) Bottom Open Width(Approx) M 17.5 cm / 6.88 inch 13.5 cm / 5.31 inch L 18.5 cm / 7.28 inch 14.7 cm / 5.78 inch Packing List: 1 x Pair of Knee Sleeve Note: The size chart is just for reference, the size may have slight inaccuracy due to manual measurement, please bid according to your individual circumstances.