Spalding top flite 500 men's basketball is perfect for junior high and high school use. Featuring an exclusive composite construction and wide channel design, this basketball is used in many states. 60% butyl rubber bladder retains air to ensure a reliable bounce off the floor, rim and backboard. Premium composite leather cover delivers an ideal feel when dribbling, passing, catching and shooting. Nylon polyester windings provide the durability to stand up to intense practices, pick-up games and drills on the court. Designed for use on indoor and outdoor courts. Perfect for junior high and high school. Official size. Warranty: One year. 29.5 in. Dia.. From league games in junior high and high school to pick-up games in P.E. class or rec center gyms, the Spalding TF-500 Basketball is an ideal ball for both novice and experienced basketball players. Players can easily dribble up the floor and dish to teammates or take a shot, as the composite leather cover provides a tacky feel that ballers want when handling the rock. Whether it's shooting and layup drills in the gym or fierce matchups on the playground, the ball's durable design stands up to use on the hardwood or asphalt.