Durable SurvivalMagnesium Flint Fire Starting Block Bar Firestarter Kits Strong safety: Although it is flint, but because of the special material ratio Huang Feng equipment, even if it does not put the fire burn itself out Very reliable: This flint can be used in a variety of environments, fell into the water, etc. can be ignited subzero High durability: Each Flint properly as long as the correct use, can ignite a thousand times over Easy to carry: The product is small enough that you can wear in the backpack, in your pocket, but also can be worn on a key chain, very easy to carry Applicable to outdoor tourism, wild adventure, WARGAME, military fans for collection purposes! Better to bring you an extraordinary feeling!