Original Sodastream Three Pack 1 Liter Carbonating Bottles - Lasts 2 years - Purple, Blue, and Green Sodasstream 1 liter / 33.8 oz Carbonating Bottles Set Of 3 Colorful Bottles Lasts for 3 Years Purple,Green and Blue BPA-free Handy spare or replacement bottle for your SodaStream Handy spare or replacement bottle for your SodaStream