Here's the deal with bottles:
Glass bottles are ONLY compatible with the Aqua Fizz™ and Penguin™ Sparkling Water Makers.
Slim 1L bottles are ONLY compatible with Fizzi™, One Touch™, Splash Play™, Source™ and Power™ Sparkling Water Makers.
.5 liter bottles are compatible with ALL Sparkling Water Makers other than Jet™, Cool™, Aqua Fizz™ and Penguin.™
Classic 1L bottles are compatible with all Sparkling Water Makers other than Aqua Fizz™ and Penguin.™
To learn more, check out our Sparkling Water Maker Comparison Guide.