Knee pads for kids size S fits for 3-8 Years old,15-40kg/ 30-90lbs, Size M fits for 8-12 years old,20-50kg/ 45-110lbs .Can be used for both boys and girls.Please check the size chart in the detail picture before buying kids elbow and knee pads wrist pads designed for a variety of sports protection: Skateboard protective gear is perfect for outdoor sports, such as Cycling, Biking, Roller Blading, Skate, Skateboarding and Other most sports. Knee pads skating with strong panel soft pad with half-wrapped design and elastic with Velcro can be flexibly adjusted to better fit and protect the children's joints. Provide kids/youth comprehensive protection from injury in harsh condition. Kids skate pads with adjustable elastic straps for secure, The thickening desgin will be good protection during sport.Skating pads have good impact resistance and shock absorption performance which is better protection performance than most ordinary knee pads. Protective gear set include 2 x kids elbow pads, 2 x kids knee pads, 2 x kids wrist guards, 1 x mesh storage bag in an elaborate box that could be a great gift for your child's birthdays, Children's Day, Christmas, New Year's Day etc.