Portable On-Bottle Sparkling Water Maker: Make sparkling water at the press of a button - at home, work, the gym, commute, or trail.
Refillable CO2, Seamless Exchanges: Order refills when you need them - no store trips and less single-use waste; save up to 60% vs store seltzer (as low as $0.02/oz).
Custom Carbonation Control: Choose light bubbles or a bold sparkle.
Durable & Safe Materials: Stainless steel and Tritan - leak-proof and BPA, PFAS & microplastics-free.
What's Included: Aerflo carbonator attachment, 4 refillable CO2 capsules (makes up to 16 x 17 oz bottles), capsule travel case. Hydro Flask Bottle not included.
Fits Hydro Flask Standard Mouth Bottles (18/21/24oz)
