Rawlings FSR100-UP Ultimate Practice Baseball - 18URAWLINGS ULTIMATE PRACTICE BASEBALL 18U Practice longer with a ball thats strong enough to keep up with you. The new Rawlings Ultimate Practice baseball is designed to have a game like feel, but last through hit after hit after hit no matter the field conditions. Engineered for game like performance, enhanced play ability, and long lasting compression 3x more durable than a traditional baseball Molded cover minimizes weight gain due to moisture