Fuel For Jetboil Camping And Backpacking Stoves: Jetboil Jetpower, 100, Pack). Formulated for maximum efficiency and minimum consumption, Jetboil's high-performance propane/isobutane four-season fuel delivers higher vapor pressure for improved performance in cold weather. Jetboil's high-performance propane/isobutane 4-season fuel delivers high vapor pressure, improving your system's performance in cold weather. At 100 grams, this Jetpower Fuel canister contains enough fuel to boil approximately 12 liters of water. (2-pack, 100 gram canisters) Iso-butane provides more constant pressure as the fuel level gets low. The canister is easily recyclable with the use of a Jetboil CrunchIt (sold separately), which clips onto a carabiner or key ring. Jetpower Fuel is compatible with Jetboil's Flash, Joule, MicroMo, MightyMo, SUMO, and Zip camping stoves. The canister takes up minimal pack space at 3.5 by 2.8 inches (9 cm x 7 cm) and weighs only 7.02 ounces. For any adventure?from alpine expedition to a weekend trek?Jetboil offers a stove that will keep you fueled. When exploring the backcountry, a compact and efficient stove is fundamental, no matter the level of cuisine you want to create.