With the SodaStream 0.5 Litre Fuse Carbonating Bottle you can always ensure you have cold water ready in the fridge.Coming in a convenient twin pack, the 0.5 Litre Fuse Carbonating Bottle is compatible with the Power and Spirit SodaStream Sparkling Water Makers, allowing you to make fresh sparkling water from ordinary tap water.Each bottle is made from BPA-free plastic with a lifespan of around three years, eliminating the need for single-use plastic bottles.The SodaStream Carbonating Bottle comes with a hermetic sealing cap for keeping your water fizzy for longer.