Tanaka Perfect Mix 2-Stroke Oil 16 oz. Self Measuring Bottle 700218
Simply squeeze the bottle to mix one-half gallon or one gallon of gas.  Tanaka Perfect Mix is what is referred to as a one-mix oil. The oil is formulated so that when mixed at 50:1, (or 2.6 ounces per gallon of fuel), it contains enough of the life giving additives to work in any Tanaka and other air-cooled engine.