The Conundrum Wine Aerator will instantly oxygenate your wine, softening and easing excessive tannins. The Conundrum On the Bottle Wine Aerator eliminates time-consuming decanters and enables you to enjoy your favorite wine immediately. The On The Bottle Conundrum Wine Aerator possesses a unique 2 phase oxygenation and aeration system that provides enhanced scents and flavors compared to serving from the bottle. The Conundrum Wine Aerator is BPA Free and manufactured from certified food grade silicone seal. Be the host with the most when you dazzle your guests when serving from the Conundrum Wine Aerator.