The React TF-250 basketball is an indoor/outdoor leather composite ball built for the training courts. Featuring a durable composite cover that transitions well from the concrete to the hardwood the React TF-250 offers the perfect balance of durability for outdoor use and grip control more often found in indoor balls. The ideal solution to all surfaces. Available in sizes 5, 6 & 7 All-surface composite leather cover Butyl rubber bladder for air retention Designed for indoor and outdoor play