【Tungsten Steel & Aviation Aluminum】The material of tactical pen body is made of sturdy tungsten steel and aviation aluminum alloy. The hardness up to 14HRC, it can be a survival multitool, emergency glass breaker. 【Low-key & Cool】Mysterious gray color matching with EDC equipment, the grip is designed with a diamond-shaped thread, which increases the friction, makes the grip firmer, and is not easy to take off, effectively use tactical actions to improve the safety factor. A great gift for men. 【Caring Design】Pen pack - 3 pack tactical pens + 12 ballpoint refills. The grip is designed with a diamond-shaped thread, which increases the friction, makes the grip firmer, and is not easy to take off. Extra weight is ideal to be used in tremor arthritic hands, excellent writing aid for elderly and other people who need a heavy duty pen. 【Dual Function】Self-defense pen, can be used for daily writing. In emergency can also be used for defense, to protect yourself, the glass breaker tip has the greatest potential to save a life. 【Easy to Carry】Our multifunctional tactical pen has a durable pocket clip, so you can attach it to shirts, trouser pockets, backpacks, bags and notebooks. It won't be confiscated as a prohibited goods and weapon by security personnel, but go through the airport security check easily. Origin-Joy 3 Pack Tungsten Steel Military Tactical Pen Set, Multifunctional EDC Self Defense Pen With 12 Ballpoint Refills (Gray)