The fastest and easiest way to aerate wine, the Nicholas VinoStream by Cork Pops is an aerator and dispenser in one eleganlty designed device. The soft rubber seal creates an air tight steal, allowing it to be left on open wine bottles throughout the night. To use, simply insert the tube into the hole on the on the bottom of the stopper, insert the VinoStream into the bottle and place the Cork Pops air cartridge in the top firmly. Then, dispensing the perfect glass is as easy as pressing down on the cartridge. Hand washing recommended.