Ignis Premium Butane GasStop refilling every few weeks. Most cheap market butane burns fast, evaporates quickly, and leaves residue inside your lighter which means weak flame, clogging, and frequent refills. IGNIS is different. Our premium refined butane is specially processed for metal lighters and precision flame systems giving you: Up to 5 full refills per can Up to 6 months of usage (average user) Cleaner burn Stronger, stable flame Less internal clogging Smoother