For maximum efficiency and minimum consumption, use Jetboil 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. 230g canisters will pack inside of the Sumo Companion cups and the Sumo systems.
Specifications per can:
Fuel Capacity: 230 g (approx. 23 litres of boiled water)
Gross Weight: 356 g - Per can
Dimensions: 11 cm diameter x 10 cm tall