Jokari 6 Count "Crazy But It Works" Fizz Keeper Soda Fresh Pump Cap, Multicolor Fizz keeper soda fresh pump cap 6-pack; keeps multiple bottles of soda fresh and fizzy in the fridge Unique patented design preserves carbonation for weeks Fits all standard 1, 1.5 And 2 liter plastic soda bottles; dishwasher safe To ensure receipt of genuine Jokari product, always look for Jokari products that are sold by amazon and fulfilled by amazon Jokari's clever gadgets, closet mates home organization solutions and healthy steps portion control essentials are available on amazon