Pre-mix fuel 110 Oz. No more mixing oil and gas by hand Ethanol free, high 95 octane fuel combined with JASO-FD certified premium Husqvarna synthetic blended oil for optimal 2 stroke engine performance For easier and more dependable engine starts 50:1 Fuel to oil ratio Unlike low octane gas pump fuel that degrades or oxidizes over time, Husqvarna pre-mix fuel stays fresh for years solving long term storage needs