This premium quality butane is purified through an exclusive 6-stage filtration process. Use in all butane lighters. Triple refined with near zero impurities. Won't cause clogged burner valves or misfires. Designed for use with the Lotus & Vertigo lighters, but recommended for all refillable butane lighters. Highly refined fuel reduces contaminants that cause clogged burner valves, misfires and malfunctions. Developed to safeguard your lighter against costly repairs. A perfect addition to a new lighter purchase. One 13.40 oz/400ml premium butane fuel canister includes 5-piece adapter cap. Made in England. NOTE: We cannot ship butane and lighters filled with butane internationally.