OFFICIAL SIZE BALL: The AND1 Xcelerate rubber ball is regulation size 7 (29. 5) and weight with easy to palm grip. BRIGHTEN UP YOUR GAME ANYWHERE: The colorful indoor outdoor basketball is designed to play anywhere. You can easily hustle on concrete or hardwood floors. DEEP CHANNEL CONSTRUCTION: The AND1 Xcelerate rubber basketball has advanced deep channel construction that improves ball grip and control for dribbling and shooting, perfect for youth players. DURABILITY: This rubber basketball is made from high quality rubber material, AND1 basketball street ball is built to last and withstand wear and tear. COMES DEFLATED: Every 29.5 basketball comes deflated. Quickly inflate it using a needle pump. A pump is NOT included.