1MULTI-FUNCTIONAL PROTECTIVE GEAR: For kids/kids, the knee and elbow pads with wrist guards are specially designed for children's sports safety protection, especially suitable for ice and roller bikes, skateboards, hoverboards, bikes, bikes, skates, rolling, ATV, BMX and Other extreme sports2PROFESSIONAL COMFORT: Adjustable elastic straps ensure safety, thickened design will provide good protection during exercise, lightweight, ventilated EVA foam provides cool air flow and limits perspiration.3Gifts for Boys/Girls/Kids: This is a good choice for children's day, birthday, Christmas, etc. gifts. Excellent product! ! ! Suitable for any girls, toddlers, boys, this is a great gift as a kid/kids gift.4Protective Equipment Set: 2 Knee Pads, 2 Elbow Pads, 2 Wrist Pads, Size: S Recommended for children 3-7 years. M, recommended for ages 6-15, magic wand to modify size. (Please see size chart in detailed pictures)5For safety reasons, the mat will put a little pressure on the body, which is reasonable to allow the body to maintain the correct position when riding bicycles, skateboards, inline skating and other sports equipment, and other outdoor sports such as volleyball, basketball, BMX, etc. Bicycles