adidas Performance FC Bayern Soccer Ball, FCB Red/Collegiate Royal/White, Size 5 Show your support and loyalty of the FC Bayern soccer team with this FC Bayern Soccer Ball! Machine stitched construction and internal nylon wound carcass for maximum durability and long-lasting performance Special TPU exterior material is designed to resist abrasion and last longer Butyl bladder for best air retention to keep the ball's shape and stay inflated longer Size 5 is the official ball size