Constructed for collegiate and elite level high school programs, the Baden(R) Perfection Pro 3B-PPRO Baseball features a cushioned cork center and proprietary winding technology to ensure a more durable, high compression core for the best performance. FEATURES: Cover : Premium Leather Core : Cushioned cork keeps the ball energized upon impact Windings : Pro-grade wool Stitching/Seams : Raised, double-stitched seams with special waxed cotton thread for exceptional grip League/Certification(s) : No Stamp, Practice Balls Balls included in purchase : Individual ADDITIONAL DETAILS: