We think this reliable fire starting tool should be a staple in everyone's emergency kit for camping, traveling, and otherwise. Simple, effective, safe design allows you to create fuel and light your fire in two steps. Outperforms similar designs from other manufacturers. Used by the U.S. Armed Forces. Step 1: Scrape tool with any knife or sharp object, like a rock to create small magnesium shavings. Step 2: Ignite shavings with built in sparking insert. Start hundreds of fires with a flame source of 5,400AdegF. Safe fireproof in solid form. Packaging comes with survival tips. Carry in a pocket or attach to bag with included chain loop. Measures 3 x 1 x 0.3 inch. Weighs 1.5 ounces.