→Material: Neoprene + Sponge Pad. It is breathable & comfortable, allowing for all day wearing. →There are 3 sizes for this knee pads: Size S = 21-31cm (thigh circumference); Size M = 28-37cm (thigh circumference); Size L = 36-44cm (thigh circumference) only for color black. PLS check pictures to learn how to measure the thigh circumference. →Package included: 1 pair knee pads. →The knee padding sleeves are greatly helpful to support/warm/protect your joint while doing sports or exercises,helpful to the injury recovery and to reduce the joint pain. →This kids sponge knee pads can be used for most outdoor sports,such as dancing,biking,Volleyball,Basketball,Football,Roller Skating,Snowboarding,Scooter,Skateboarding,Ice Skating,Rollerblading,Wrestling etc.Color: Black S Manufacturer: EULANT Model Number: Svart Package Quantity: 1 Part Number: HJ12R01-023 Size: Size S = 21-28cm (thigh circumference); Size M = 28-36cm (thigh circumference); Size L = 36-44cmProtective Knee Pads for Children, Soft Adjustable Kids Kneepads with Thick Sponge, Protect the Knee, 1 Pair. Material: Neoprene + Sponge Pad. Color: Blue/Black, Rose/Black, Black. Size: PLS check pictures to learn how to measure the thigh circumference. Size S = 21-31cm (thigh circumference); Size M = 28-37cm (thigh circumference); Size L = 36-44cm (thigh circumference), Size L only for color black . Package Content : 1 pair knee pads. Fuction: 1.Support the joints. 2.Warm the joints. 3.Protect the joints. 4.Reduce pains. 5.Help to rehabilitate from injuries. Application: 1.Suitable for all contact sports,such as Basketball,Football,Soccer,Volleyball,Skating,Skiing,Pulley,Skateboards,Scooters,Snowboarding,Dancing,Wrestling etc. 2.Help for warm the muscles to reduces fatigue and cramping . If you are not satisfied with our products pls feel free to contact us. Reply would be sent within 24 hours. And we surely will resolve all the problems to yr satisfaction.