Get more out of your SodaStream with the matching SodaStream accessories. That way, you won't be without sparkling with extra SodaStream CO2 cylinders. Give your sparkling water a twist with SodaStream syrup. For example, there are flavors like Pepsi or 7Up. With the extra SodaStream bottles, you can make an extra supply of sparkling water. These bottles are lightweight, so you can also easily take them with you on the go. Is your SodaStream cylinder empty? Exchange it a SodaStream exchange point for a fee for the carbon dioxide.