Opti-2, 1.8 OZ Pouch Of 2 Cycle Oil, Mixes With 1 Gallon 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.