A2000 1617 SS - 12.5 Wilson A2000 1617 Super Skin Firstbase Baseball GloveA2000 1617 Super Skin 12.5 Firstbase Baseball Glove - Right Hand Throw A2000 1617 Super Skin 12.5 Firstbase Baseball Glove - Left Hand Throw WTA20RB171617SSWTA20LB171617SSThe A2000 1617 SS is Wilson's largest first base mitt, at 12.5 . It comes with a Double Horizontal Bars Web, with a combination of Pro Stock Leather and Super Skin for long-lasting use, as well as increased durability and lighter weight.The A2000 Super Skin baseball glove series is the utility player of the Wilson lineup. A versatile mix of Pro Stock Leather and man-made Super Skin makes the glove stonger, lighter and easier to break in that the all-leather A2000. 12.5 1st Base MittDouble Horizontal Bars WebPro Stock Leather combined with Super Skin for a light, long lasting glove and a great break-inDual Welting for a durable pocketDriLex Wrist Lining to keep your hand cool and dryAvailable in right hand throw and left hand throwFirstbaseBoth12.25 Double Horizontal BarsPro Stock Leather A2K 2800A2000 2800 A2000 T-shirtWilson Glove Care KitAso-San Glove Mallet Aso breaks in a first base mitt