Environmentally material prevent allergies, support for activities requiring strenuous movements: Football, Handball, Soccer, Golf, Tennis, Baseball, Cross-fit, Basketball, Weightlifting, Power-lifting, Volleyball, skating, dancing etc. More confidently enjoy these activities and keeping your peak performance anytime. Cleaning Notice 1. Please wash the knee and elbow brace by hand instead of by washing machine. 2. While cleaning honeycomb pads part, please lay it flat on your palms and wash gently. If it�s still dirty, you could put on detergent and scrub it gently. (Do not rub it.) 3. Please use neutral detergent or soap. Don�t soak and use bleach product. 4. Please make it naturally. Do not dry or insolate at high temperature.