The Decantus™ Aero Wine Aerating Pourer utilizes the Bernoulli affect where the reduced pressure of a stream of fluid (wine) draws an air flow through diagonal thin tubes inside the DECANTUS. Experience softer tannins, increased bouquet and enhanced flavor just by pouring your wine through this amazing gadget while also reducing free sulphites an average of 56%. Compact and very portable, Decantus™ Aero features a non-drip design and a protective flap against fruit flies. Simply place it on the bottle neck – pour- and enjoy! Clear.