Anti-slip Arm Sleeves Cover Skin Protection Sports Stretch Basketball Kids Adult This tight fitting sleeve provides enhanced circulation and muscle support to reduce fatigue and improve muscle recovery. Performance fabric is designed to wick moisture away from the body, keeping you dry and comfortable on the court or on the field. Material:High Quality Soft & Elastic Polyester Fabric Color:Black&White&Yellow&Red&Dark Purple& Blue;Orange,Pink,Neon Size:XS S(FOR KIDS) M L XL Package Included:2 Picecs Size:XS(Up Circumference:20CM/7.8”, Down Circumference:14CM/5.5”, Length:34CM/13.3”, Fit Suggestion: Child Size:S(Up Circumference:21CM/8.2”, Down Circumference:15CM/5.9”, Length:37CM/14.5”, Fit Suggestion: Child Size:M(Up Circumference:22CM/8.6”, Down Circumference:16CM/6.3”, Length:39CM/15.3”, Fit Suggestion: Weight85KG