For maximum efficiency and minimum consumption, use Jetboil's high-performance propane/isobutane four-season blend. Propane provides higher vapour pressure for better performance in cold weather. Isobutane provides more constant pressure as the fuel level gets low.

MSRP : $10.99

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Features

• Compatible With: Flash, Joule, MicroMo, MightyMo, MiniMo, Sumo, Zip