1.Cotton,Elastic,Latex,Silk,Spandex 2.Super Material: Our knee pad are made of cotton, high-stretch latex silk and spandex, high elasticity, superb lightweight and durable, features great breathability to abosorb sweat. The edge of the knee pads is fine and soft, the routing is tight and firm, the fabric is wear-resistant, and it is not easy to be damaged after long-term use. The double-layer fabric interface adopts Lycra hemming technology to improve wearing comfort, and the joint movement is not restricted. 3.PU Pad Design: Volleyball knee pad built-in high-density 2.5cm PU pad, shock absorption and anti-collision, strong impact resistance, reduce knee collision and friction injury, It effectively dissipates pressure, keeps the knee warm and lubricates the joints, also provide better protection for your knee. These special design is comfortable to wear and convenient to use for you in multiple sports, but reduce risks of potential problems. 4.Protective Knee Pad: Knee pads men elaborate to enhance your sport performance, no more tired or fatigued legs! The Knee pads designed to help to keep warm, great for alleviate knee pain symptoms, swelling, protecting and preventing knee injuries during activities. The volleyball knee pads women are a great addition to your gym bag, as they provide extra support and efficiently impact resistance, increase blood circulation and assist a faster recovery. 5.Size Information: Kneepads are designed in three sizes to meet the needs of people of different sizes and ages, perfect for people who love sports and need to protect knees. M(35-41cm/13.77-16.14inch), L(42-47cm/16.53-18.5inch), XL(48-55cm/18.89-21.65inch). Volleyball knee pads women make sure to measure and select the correct size using our sizing chart before order. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store