Recommended Size: S: Fits for kids, recommended weight: under 45 kg. Impact Resistant: Made of tough and durable PP, PE materials with breathable Polyester sleeves, It allow user to enjoy the Skating and cycling experiences with safety protection to their knee elbow and wrist. Protect Your Knees, Elbows and Wrist from Injury]: Reduce endurance burden which is caused by excessive damage to your knees, elbows and palms. The sponge and PE shell effectively resist the impact force. Package Includes: 2 pcs Knee pads + 2 pcs Elbow pads + 2 pcs Wrist Guards, Perfect safety equipment for kids, teens and adults, fashionable and cool wolf eyes design. Occasions: Perfect for outdoor sports, such as Cycling, Biking, Roller Blading, Skate, Skateboarding and Other extreme sports.