Specification Material: Polyester Fiber Color: Black , White Size: Please Refer To The Second Picture Package included: 2Pairs Full Length Leg Sleeves Material and Experience: the full length leg sleeves are made of polyester fiber; The quality material is soft, skin friendly, good elasticity,good air permeability and fast drying; The material is firm and wear resistant, not easy to tear, no smell, and safe to use; Therefore, when your child wears them for sports, they can effectively absorb your sweat and give you a comfortable sports experience Proper Size: there are 6 different sizes for you to choose the leg sleeve. Efficacy: the built in silica gel can well maintain the body position and will not fall off after wearing for a long time; The compression design of non slip leg cover can increase flow and circulation, help speed up muscle recovery time, reduce leg jitter during exercise, and effectively alleviate muscle pain after exercise Wide Range of Application: sports bike leg sleeves are suitable for boys and girls; They can be applied for a variety of indoor and outdoor activities such as cycling, jogging, mountain biking, walking, sports, horseback riding and so on; They can also be given to their families as gifts You Will Receive: you will receive two pairs of compressed leg sleeves in two colors, black and white; These sleeves are enough to meet your child's daily needs and can also be shared with friends or family