Specification: 100% brand new and high quality Material : The knee pads are made of superior elastic fabric , ensuring a long-time use. Comfortable, soft and flexible, they can wick away the moisture quickly and ensure a wearing of all day comfort. Thickened Sponge Pad with a thickened sponge pad in the front,Comfortable and durable Perfect Design Easy to wear and take off, the elastic cuff keeps the knee pads from rolling or slipping down during the sports. Besides, its good elasticity makes the pads suitable for different peoples [Universal Sports Knee Pads] Sports knee pads are available in a variety of colors, which can effectively protect your knees; the style is unisex, you can give it as a gift of love to those you care about. Suitable for all kinds of dance, modern dance/ballet/Latin dance and other dance sports. Size: S is suitable for children aged 7-12, leg circumference 27-33 M is suitable for 80-130 catties leg circumference 28-45 L is suitable for 130-160 catties leg circumference 34-53 Note Please allow 2-3 cm difference due to manual measurement. Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding(1 inch = 2.54 cm)