Survival Pen, packs a lot of function into a compact package. This Survival pen has 3 main components, a ball point pen, a fire starter and a glass breaker. The cap finial functions as a decorative cap and also contains a carbide glass breaker. The body finial also functions as a decorative end and contains a flint fire rod. The uniquely designed clip also functions as a striking plate. The glass breaker works on tempered glass on side windows.