SodaStream Carbonating Bottle, 1 liter, White (Pack of 2) | eBay
Amazon.com: Sodastream Source 2 Pack Original White Carbonating Reusable Water Bottles 1 Liter BPA-Free Fits Only - Play, Source, Power, Spirit and Fizzi Soda Makers: Home & Kitchen
SodaStream 1 Liter Dishwasher Safe Classic White Sparkling Water Carbonating Bottle - Walmart.com