Product descriptions Specification: Material: zinc alloy Item size: 93 * 38mm Item weight: approx. 60g Package list:1 * keychain Notes: Before using the igniter, you need to add a small amount of fuel (gasoline or kerosene, not included). Let the match soak for 1-2 minutes (the cotton core absorbs all of the fuel). 1.?PERFECT DESIGN?:This one-piece keychain is made of all-alloy material, flint and steel,and the keychain is perfectly combined with Flint lighter and beer bottle opener, which is very delicate and beautiful. 2.?APPLICABLE PERFORMANCE?:Beautiful appearance, stylish fashion with keychain, open beer anytime and anywhere, lighter is effective even in wet or cold, our products combine outdoor practicality and convenience, making it a hiking/camping/field survival/ Essential equipment such as hunting, 3.?EASY TO USE??Need to add a small amount of fuel (gasoline or kerosene) before using the igniter, let the match stick infuse for 1-2 minutes (the cotton core completely absorbs the fuel) Note: Due to airmail regulations, lighters do not have their own fuel). 4.?HIGH QUALITY?:Suitable for everyone to wear, vermiculite starter and adjustable cotton can withstand at least 10,000 clicks, high quality magnesium core forward. Fuel can be replenished and can be used thousands of times. 5.?Waterproof and weatherproof?: Works equally well in wet or cold conditions.This keychain is a perfect tool because it combines utility and comfort, making it a must for hiking, camping, travel and other outdoor activities.