Winesave has been Australia's most popular wine preserver for over a decade. Made with 100% all-natural, high-quality, food-grade, argon gas. Lifetime guarantee to make opened bottles of wine last longer. Works on all wine types - red, white, sparkling (with any locking stopper). Protects up to 150 applications - the most in the market. Patented canister design with unique weighted base. Easy to use ultra-repellent flexible hose dispenser.