Opti-2, 34 OZ, 2 Cycle Oil, Mixes With Up To 25 Gallons Of Gas, Provides 1 Mix For All 2 Cycle Equipment Regardless Of OEM Mix Ratio, Rated Iso-L-Egd++, Contains Fuel Stabilizer, Smokeless & Fully Compatible With Oxygenated Fuels, Gasohol, EZ Measure Bottle.