Trufuel, 110 OZ, 40:1, Pre-Mixed Fuel & Oil, Ready To Use, For All 2 Cycle Trimmers, Chainsaws & All 2 Cycle Air Cooled Engines, Synthetic Oil With Ethanol Free Gasoline, Insures Better Lubrication & Performance, Reduces Smoke, Plug Fouling, Engine Deposits & Extends Engine Life, Metal Re-Sealable Container.