Poulan-Poulan Pro-Weed Eater 585572701 Pre-Mixed 2-Stroke Fuel and Oil for Engines, 1-Quart Ethanol free, high octane fuel mixed with premium Poulan Pro oil and additives Convenient and ready to use with no mixing and no mess; enables easier and more dependable starts Fuel stays fresh for years solving long term storage needs 40:1/50:1 Multi-Mix Fuel to Oil Ratio Protects the fuel system and saves on carburetors avoiding costly rebuilds and downtime