After filling the lighter insert, it needs time to reach room temperature before it'll light easily. Let it warm up! After doing that, it lights first time every time. Zippo Premium Butane Fuel will keep your BLU lighters, Flex Necks, Candle Lighters, and Outdoor Utility Lighters working at their best. Zippo Premium Butane Fuel comes in a 1.48 oz. (42 grams) can. This product will be shipped by ground shipping. This item cannot be shipped to Alaska, Hawaii, APO, AFO or a PO Box. Or, anywhere outside the USA This product is for all Zippo Pocket lighters. It is not for use with MPL-Multi Purpose Zippo Lighters.