Take along an extra refill of Zippo premium lighter fluid. Zippo Aluminum Fuel Canister is a reusable personal-sized aluminum canister holds enough fuel to fill one Zippo windproof lighter or a 6 hour fill on a Hand Warmer. Includes swivel snap fastener, split ring for keys, disk to tighten and loosen flint screw, and rubber storage sleeve for two extra Zippo flints.