Delwip DW-WO19 Air Pressure Cork Remover Wine Opener Uses air pressure to effortlessly open a bottle of wine. Open a bottle in a few seconds with hardly damaging the cork! Line the needle up with the middle of the cork and press down into cork. Make sure needle goes all the way through the cork. Pump the handle up and down several times and PRESTO! the cork pops out. Use care when handling the opener as the needle is sharp. KEEP OUT OF REACH OF CHILDREN.