These are the 2" long ferrocerium rods that are great for mini survival kits and tins. Best of all, they're designed to fit perfectly in the slot pockets of our Cache Cap™. These small firesteel rods will certainly help you start a fire. Make sure to use one of our Ceramic Blades, in conjunction with your firesteel. You'll have a super-compact pair of tools you won't want to leave home without.