Liberty Mountain Twin Neck Fuel Bottle (8-Ounce) 8 oz. capacity with easy fill screw off cap Dispenser cap is flip open squirt top for easy and precise fuel delivery 1/4 oz. or 1/2 oz. premeasured dispenser reservoir delivers precise amount of fuel Graduated bottle in 1/2 oz. increments lets you know how much fuel is left Weighs 1.4 oz.