This SWIFTPULL Replacement Worm is used for older models of the SWIFTPULL uncorking system. The worm has a non-stick coated surface. To know which replacement cork to buy, look at black inset in the handle. If the words: U.S. PATENT NO. 455,058, appears, this is the new model and not the correct item to purchase. This item is not imprintable. Not imprintable
