TruFuel 32 oz. Pre-Mixed Fuel & Oil 50:1. Designed for all 2 cycle trimmers, chainsaws, and other small air-cooled engines requiring a 50:1 gas/oil mix. Made with synthetic oil and ethanol-free gasoline, this fuel ensures better lubrication and performance, reducing smoke, plug fouling, and engine deposits. It extends engine life and is ready to use, saving you time and effort. Comes in a resealable metal container for convenient storage and has a 2-year shelf life after opening.