Enjoy the best. Step up to UK`s finest wine accessories ideal for relaxing at home, romantic evenings for two, and impressing family and guests. Stock your kitchen or bar with KOKSI wine accessories to make your wine drinking experience far more rewarding. How does it work? The pressure of the internal fluid will be reduced while the velocity increases, fully complying with the law of conservation of energy. Inject an appropriate amount of oxygen into the wine to activate the wine. ELEGANT AND STYLISH DESIGN - Attaches directly to the bottle ensuring the wine flows effortlessly from bottle to glass. The ribbed rubber stopper is tapered to create a leak-free seal for wine bottles of all sizes, so no leakage and no mess. The acrylic pour spout is notched and slanted for easy drip-less wine pouring.