The SodaStream Terra Sparkling Water Maker turns plain water into fresh sparkling water in seconds at the push of a button. The improved design features an elegant matte finish, updated slim silhouette, improved ergonomics, a dishwasher safe carbonating bottle and new Quick Connect CO2 cylinder technology for fast and easy CO2 cylinder insertion.Manual carbonation, no batteries required.One SodaStream reusable carbonating bottle can save up to thousands of single use plastic bottles.Always fizz water before adding any flavor.