Crash Pad Youth Children Basketball Knee SleevesAnti-Collision Long-Legged Knee Pads, Volleyball Football Bicycle Wrestling Protective Gear, Boys, Girls, 3-12Years, Joint Protection, Knee Pad INJURY PREVENTION - High density independent cellular gasket design, the multi mutually supporting cell foam will provide cushion for external pressure, effectively counteract and disperse impact forces when hit, reduce muscle and bone damage.The padding is a bit thicker than others but not decrease mobility. Keep Your Elbows, Forearms, And Upper Arms Compressed with our ultra comfortable fabric that gives you support while still allowing you to retain your range of motion. This is extremely important because by retaining your range of motion, your muscles can continue to work and strengthen. MOISTURE WICKING TECHNOLOGY - Keep Cool & Dry with advanced hDc Moisture Management Tech. Size:YS(3-7 Years Old), YM(5-8Years Old), YL(7-10Years Old), YXL(10-12Years Old). On May 30, 2023 at 18:18:15 PDT, seller added the following information: