"The preferred ball of many high school and college athletes, the Wilson® Evolution® Official Game Basketball is among the top performers in its class. Cushion Core Carcass™ combines low-density sponge rubber and ultra-durable butyl rubber, producing a basketball with exceptional feel and unmatched durability. Constructed with a microfiber cover that is exclusively designed for the indoor court, the Wilson® Official Evolution® Game Basketball is a true champion. FEATURES #1 indoor game basketball in America Signature Evo Microfiber feel features Cushion Core Carcass, making the ball softer to the touch and easier to grip around the rim High-definition pebbling for an enhanced feel and grip Composite laid-in channels create a consistent feel and texture over the entire surface of the basketball to provide unparalleled control Cushion Core Carcass™ allows a softer feel that's easier to grip and touch around the rim NFHS® approved for play by the National Federation of State High School Associations Model: B0516R BASKETBALL SIZING CHART: 29.5"" (size 7) ball suitable for men and boys 12 and older 28.5” (size 6) ball suitable for women and girls 9 and older and boys ages 9-12 27.5” (size 5) ball suitable for ages 9 and under Note: The above ranges are not standard across all leagues. Be sure to check with your local league to ensure applicable sizing."