Magnesium Flint Fire Starter, Survival Fire Blocks with Striker for Camping/Hiking/Emergency (4 Pack)

Safe: The fire starter survival tool wills not self-ignition. Only the scraping friction flint rod will produce sparks, may ignition magnesium debris. | Easy to Use: Scrape off some magnesium chips, then scrape the flint rods rapidly, will generate sparks, Ignition successful. | Easy to Save: The size (3" x 1.2" x 3/8" magnesium fire starter with attached ball chain) is small, easy to keep in your bag. | Long Lasting: You can get many (thousands) of fires started with the flint striker. | Multi-Function: The blade of permanent match striker can be used as bottle opener and ruler.