Champro Game Fast Pitch Softballs High Performance Core, Sure-Tack Cover ChamproA high performance polyurethane and cork cores are pressure molded to the highest durability standards and adhere to prescribed performance matrics that your league requires. ChamproA Sports' softball covers offer the optimum combination of feel and durability. ChamproA fast pitch leather and durahide covers both offer the best, longest-lasting grip in the field. ChamproA fast pitch softballs feature a raised "High M" seam with the feel that players prefer. Champro Game Fast Pitch Softballs feature: Optic yellow durahide cover Solid polyurethane core .47 COR, 375 compression Raised seam, Red stitch Available by the dozen Champro Softballs Are Built To Perform!