SodaSparkle DIY Carbonated Soft Drink Maker - 1.0-Liter Extra Fizz Pet Eco-Friendly Bottle SodaSparkle uses patented technology for the best in home carbonated beverage SodaSparkle uses a 2 valve seal system for added user safety Eliminate waste and inspire mixed drink creativity Easy to use disposable co2 canisters are fully recyclable SodaSparkle turns tap water into easy-to-make carbonated soft drinks