Materials : Cushion is made of environmentally friendly EVA high-density foam for superior shock absorption, outer lining is made of waterproof 900D oxford cloth, shell is made of a unique X-shaped thermoplastic polyurethane (TPU). Size:Elbow Pad Size: 5.1"*6.3" / 13cm*16cm; Knee Pad Size:6.3in*6.3in/16*16cm; Weight:390g. Adjustable:Fully adjustable,Elasticized Velcro straps for secure fit for various knee girths.Reduce endurance burden which is caused by excessive damage to your knees and elbows. The sponge and TPU shell effectively resist the impact force ComfortableElbowand knee protection pads Inside has a soft mat make you feel comfortable.Utility in a variety of sports protection, perfect for outdoor sports, such as Cycling, Biking, Roller Blading, Ice Skate, Inline Skating, Electric Bicycle, Skateboarding, Camping, Climbing and Other extreme sports SuitableSuitable for people weighing less than 90kg.Great for crawling, mountain biking, Motorcycle racing, skating, scooters, extreme sports, airsoft, paintball, hunting and shooting games and other outdoor activities. Specification: Material: Cushion is made of environmentally friendly EVA high-density foam for superior shock absorption, outer lining is made of waterproof 900D oxford cloth, shell is made of a unique X-shaped thermoplastic polyurethane (TPU). Size: Elbow Pad Size: 5.1"*6.3"/13cm*16cm; Knee Pad Size:6.3in*6.3in/16*16cm; Weight:390g. Weight: 390g. Color:As showm. Application: Great for crawling, mountain biking, Motorcycle racing, skating, scooters, extreme sports, airsoft, paintball, hunting and shooting games and other outdoor activities. Package include: A pair of Elbow Pad A pair of Knee Pad