Arizona Diamondbacks Official Base Take home a piece of the great American game with the Schutt Sports authentic line of collectibles! Jack Corbett Hollywood bases have been on the diamonds of Major League Baseball since 1939. This is the real deal, just like what they use on the field! These official bases are 15"x15" with foam backing. Great to display in your home or office, with our without a favorite player autograph. Get one with your team's logo today!. Made By Schutt Sports Everything for the Sports Addict!