Wilson NCAA Legend Basketball - Size 5 - 27.5", Orange/Black Size: 29.5" (boys age 12 and up), 28.5" (girls age 9 and up, and boys age 9-11), 27.5" (boys and girls age 8 and under) Innovative Grip: Deeper rubber channels constructed for improved grip that you can sink your fingertips into, delivering crisp passes and smooth shots Signature Feel: Soft-touch composite cover for that quality feel that flows right off your fingers Season-Long Durability: A premium core construction delivers consistent rebound and a soft feel every game Indoor/Outdoor: Built to dominate both basketball environments