Main Features:Professional elastic edge, comfortable to wear, not easy to slideKnitted fabric, soft and elastic, comfortable fittingUse binding pressure, adjustable tightnessDistribute knee joint pressure and reduce muscle tremorsSafety professional knee protector will escort and improve your performance in the process of exerciseSpecification:Name: Knee ProtectorGender: UnisexKnee center circumference: S:31-35cm M:36-40cm L:41-45cmLength:26±1cmMaterial:Nylon+Spandex+Elastic ribbonApplicable: Cycling, Skiing, Snowboarding,Skating and other Extreme SportsColor:red,blue,green,orangePackage Included:1 Piece Knee ProtectorSafely in Bubble Bag.