WILSON Evolution Game Basketball - Optic Yellow, Size 7 -29.5" THE #1 INDOOR BALL: The Evolution is the #1 indoor game basketball in America, on more courts than any other basketball. SIGNATURE EVO FEEL: The soft feel that the Evolution basketball is famous for is due it’s Cushion Core, making the ball softer to the touch and easier to grip around the rim. ULTIMATE CONTROL: Pebbled composite channels create a consistent feel and texture over the entire surface of the basketball to provide unparalleled control. NFHS APPROVED: Approved for play by the National Federation of State High School Associations (NFHS) Indoor Use Only. ADVANCED MICROFIBER COMPOSITE LEATHER: Delivers a uniquely soft feel that players love with exceptional grip and long-lasting durability.