Blend of additives prevents fuel from deteriorating. Stops the formation of varnish and prevents corrosion. Use in any vehicle or power equipment used infrequently or stored for more than 60 days. Also treats fuel in gas cans or storage tanks, and ensures quick, easy starts in all 2- and 4-cycle engines. Use in gas, gas/oil mixes, oxygenated fuel and reformulated gas. 1 oz. keeps 2-1/2 gallons fresh for 12 months, 10 oz. treats 25 gallons, 16 oz. treats 40 gallons and 32 oz. treats 80 gallons