2 Glass Bottles for (NOT INTERCHANGEABLE WITH PLASTIC) SodaStream Aqua Fizz, Crystal and Penguin Carbonating Sparkling Water Machines

IMPORTANT FITMENT: Only Compatible with SodaStream Fizz and Crystal Models!

NOT COMPATIBLE WITH: SodaStream Jet, Fizzi, One Touch - they use a different size bottle

Compatible with Penguin Soda Water Makers (all models)

Dishwasher Safe, Keeps carbonation for longer periods of time

YOU CANNOT USE GLASS BOTTLES ON A MACHINE THAT ORIGINALLY CAME WITH PLASTIC, THEY WILL NOT FIT THE THREADS ARE DIFFERENT!