Kovea Premium Blend Isobutane Fuel is more than just your average fuel source.  The stove runs off of Iso-Butane fuel or propane with adapter (sold separately) Stove works great as a minimalist cooking stove option Introducing the Polaris General 110g Screw-on Style Isobutane Gas Canister by Kovea - a reliable and efficient fuel source for your outdoor adventures Kovea Cupid Butane Heater Isobutane-propane Buy Kovea Premium Blend Fuel... Fuel Canister KoveaIso-Butane Fuel - 230g Kovea premium blend ISO-Butane fuel is more than just your average fuel source. Using a blend of ISO-Butane and propane, this replacement camping fuel works as well in the freezing cold as it does on a hot summer's day, meaning you no longer have to limit your backpacking trips to three seasons out of the year Threaded Valve | Threaded valve design is compatible with any 7/16 NS Lindal Valve (En417). Good for Multiple Uses | Clean-burning fuel reduces clogs and offers superior performance no matter how many times you use it. Compact | Conveniently packs away inside most backpacking stoves or fits into any empty space in your backpack. Premium 4-Season Blend | Kovea’s blend of 25% propane and 75% isobutane ensures consistent output at cold temperatures and when the fuel runs low. Best Canister Fuel for Backpacking Stoves – Blog