Features:Composed of high quality nylon and lycra and neoprene, wear resistant and durable, which has high tensile strength and good toughness. With silicone printing, stylish and beautiful, and its non-slip design let knee pads will not fall off during running. Light weight and breathable cloth as this product is, allows your sweat to evaporate quickly and stay dry. Has good elasticity and fine workmanship, can be stretched freely and not deformed, fit your knees and not slip easily. Suitable for football, basketball, running protection, you will get intimate care in sports. Specification:Material: Nylon + Silica Gel + Lycra + NeopreneColor: GreenSize(suitable knee girth) Options: M-36-43cm/14.2-16.9inL-43-50cm/16.9-19.7inXL-50-55cm/19.7-21.7inPackage Included:1 x Support Knee Pad 1Composed of high quality nylon and lycra and neoprene, wear resistant and durable, which has high tensile strength and good toughness. 2With silicone printing, stylish and beautiful, and its non-slip design let knee pads will not fall off during running. 3Light weight and breathable cloth as this product is, allows your sweat to evaporate quickly and stay dry. 4Has good elasticity and fine workmanship, can be stretched freely and not deformed, fit your knees and not slip easily. 5Suitable for football, basketball, running protection, you will get intimate care in sports.