Riedel Magnum Cabernet Decanter Give your Cabernet room to breathe in the machine-blown Cabernet Magnum decanter. Ideal for decanting magnum bottles Decant young wines several hours before they are served giving the wine a chance to bloom and decant old wines just a few moments before to ensure that the wines clarity and brilliance are not obscured by any deposit. Simple design mixes and matches with any stemware Large capacity: 60 ounce Hand washing recommended.