Our set of 12 orange polyurethane baseballs is perfect for practicing your game- inside or out. Made at regulation size of 7 cm or 2 ? inch diameter these baseballs won?t split or crack. The uniform holes help ensure maximum accuracy. Ideal for training exercises including use in patching machines for close-range batting practice these balls are lightweight and hollow. Perfect for sports teams or home use each ball is smooth and round. The balls are a great way to perfect your swing with any baseball bat. Whether you are practicing on the diamond or in the backyard this set if 12 polyurethane baseballs by Crown Sporting Goods is a must-have accessory.