Description1 Set bring you all-round and perfect protection while doing sports bring comprehensive security experience. All shells are adopted anti-collision material, better protects kid's safety. The Breathable Liner used on the knee, wrist, and bow pads absorbs sweat which is especially important during doing sports, and is also very breathable.Feature- Color: Black. - Material: PP, EVA. - Size: Size Elbow S: 19-26cm(Upper Circumference); 17-22cm(Lower Circumference); Suitable for under 40kg. Size Elbow M: 24-28cm(Upper Circumference); 21-25cm(Lower Circumference); Suitable for 41-60kg. Size Elbow L: 27-30cm(Upper Circumference); 25-27cm(Lower Circumference); Suitable for 61-80kg. Size Knee S: 28-34cm(Upper Circumference); 22-29cm(Lower Circumference); Suitable for under 40kg. Size Knee M: 30-36cm(Upper Circumference); 29-32cm(Lower Circumference); Suitable for 41-60kg. Size Knee L: 35-40cm(Upper Circumference); 32-36cm(Lower Circumference); Suitable for 61-80kg. - Set of children's knee, wrist, elbow pads. - Strong impact resistance, air ventilation design, breathing. - Simple but solid design, care for the child. - Suitable for skateboarding, cycling, minibike riding, and other sports. - for repeated and long-time use.