Aerating wine before serving allows the wine to breathe, opening up its distinctive aromas and flavors to their fullest. With brilliant clarity and generous curves, this crystal decanter can be used upright or placed on its side for maximum exposure of the wine to oxygen. Lead-free crystal. Can be placed upright or on its side for aerating wines. Dishwasher safe. Made by Spiegelau, a Bavarian-based company that has produced fine glassware for more than five centuries.