Jugs Bucket Pearl Leather Pitching Machine Baseballs sold in a set of four dozen with an On Deck Sports Bucket with Padded Lid. Full Grain Leather Cover, Cushion-Corked Center, Wool Winding. Lasts 5 Times longer than any other brand of Baseball (when used with machines). Regulation Size and weight: 9 in. /5 oz. Great for game or practice ball. 1-Year Guarantee on NeverBreak™ Seam.