Injury Prevention: High density independent cell joint design multiple mutual support cell foam will provide cushioning for external pressure. Comfortable & Breathable: The soft knee pads are made of and comfortable stretch fabric which absorbs sweat and removes dampness and is highly breathable. It feels good and comfortable to wear. Knee guards made of exquisite stitching technology is not easy to damage and it is more durable and can be worn for a long time. Ergonomic Design: The ergonomically designed dance knee pads are very close to your knees not easy to slip off. The knee braces fits your knees completely and you will not feel it too tight convenient for you to do any sport training and exercise. Occasion: Perfect for all indoor and outdoor sports activities especially for basketball football baseball golf tennis cycling hiking running jogging skiing snowboarding skating etc. . Size Length Top Width Bottom Width YS 33cm 21cm 13cm YM 36cm 23cm 15cm YL 39cm 25cm 17cm YXL 42cm 27cm 19cm : Material:Silicone EAV Weight: 95g includes: 1 pair of * Knee Pads "