Nike Men's Basketball T-Shirt HOOPS FOR THE CAUSE. Level up your game and look to the future of sport. This T-Shirt from Nike Basketball has a loose fit and a structured, heavyweight feel. This product is made with 100% sustainable materials, using a blend of recycled polyester, recycled cotton and organic cotton fibers. The blend is at least 10% recycled fibers or at least 10% organic cotton fibers.