Maru-s Ball for youth baseball, a set of 12 balls including 10 new and 2 used. My child will be joining a hardball baseball team starting next year, so these are no longer needed. The set includes 10 new balls and 2 used balls to fill the gaps, for a total of 12 balls. Although they are new, please understand that they have been stored at home. Only those who can accept this condition should consider purchasing. Maru-s Ball (Certified by) All Japan Soft Baseball Federation - Brand: MARU - Model Name: MARU BALL - Quantity: Set of 12 - Color: White - Material: Rubber Thank you for viewing.