SodaStream Terra Sparkling Water Maker Bundle (Black) with 3 DWS Bottles. Make fresh sparkling water at the push of a button Includes: sparkling water maker, (3) 1 liter dishwasher-safe BPA-free reusable carbonating bottles Energy efficient, powered by Co2 cylinder Each cylinder carbonates up to 60 liters of water Easy-to-use snap-lock bottle insertion for quick carbonation Compatible with all SodaStream flavors and SodaStream carbonation bottles (BPA free and better for the planet) except the SodaStream glass carafe SodaStream Terra machines are only compatible with the SodaStream Quick Connect CO2 cylinder