Save unfinished bottles of wine with the same technology used to produce and bottle them at the wineries. Inert and totally safe, Nitrogen, Carbon Dioxide and Argon will displace harmful oxygenated atmosphere right out of the bottle or decanter without altering flavours, nor stripping the delicate bouquet. Noncombustible and easy to use, Private Preserve won't harm you or the environment. It's pressure fed, contains no flourocarbons, and the can is recyclable. You get more than 120 uses per can.