Chivas USA Adidas Tropheo MLS Soccer Ball SIZE #4 (Youth League Size; Ages 8-12). Match Ball Replica. A Quality Ball Genuine Adidas in Original Adidas Packaging Butyl bladder for excellent air retention TPU casing and a nylon-wound carcass provides high durability and a soft touch "Youth League" Size Ball (Size #4; Ages 8-12) Shipped Uninflated