ChineOn Emergency Survival Gear Magnesium Flint Stone Fire Starter Camping Hunting Gear Large Size(Pack of 2) Suit for military, hunting, fishing and other outdoor, camping activities, also good for survival tool Can be used in most weather or low temperature;Start fire easily and quickly with just some spark Material: flint stone, magnesium stone, scraper (iron) Dimension: Flint diameter: 8mm; Flint length: 70mm; Length from head to end: 10cm Package:2 x Survival Magnesium Flint