Champion Sports Leather Baseball Set: Dozen Indoor / Outdoor Genuine Leather Official League Baseballs for Practice Training or Real Game - OLB1 Pack of 12

100% Synthetic Imported Premium leather cover is tough enough for everyday use Economical rubber/cork core is great for drills and practice games 3-Ply gray wool yarn winding allows ball to bounce back into shape after each hit Raised seams add a classic look and give players a better grip on the ball Great practice ball