Multi-Purpose Tool: This keychain is a perfect tool as it combines utility and convenience, which makes it a must-have hiking or camping gear for hunting, traveling, and other outdoor activities. Works equally well even when wet or cold. DURABLE: The flint starter and adjustable cotton can endure at least 10,000 strikes. Premium quality magnesium core striker and 100% waterproof. Fuel can be replenished and can be used thousands of times. Premium Perfect Design: Made of all-alloy material, flint, and steel, the keychain is perfectly combined with the flint lighter and beer bottle opener, which is very strong and beautiful. Integrations: This multi-purpose key chain is multi-tool integrated with a Flint Metal match lighter, a beer bottle opener, and an EDC keychain.