2-in-1 Car Escape Tool:Our window breaker tool is double head design. The glass hammer with tungsten steel head is so strong that can quickly smash car glass. Unlike traditional safe hammers, our glass hammer are not restricted by water pressure and can easily break car window even when underwater. The end of window breaker tool is a sharp seat belt cutter, allowing you to cut through the seatbelt like a knife through butter. Safety Design:The seat belt cutter is designed in U-shape and inaccessible to fingers, thus preventing accidental finger cuts. And with built-in mechanical spring, the car window breaker tool's tungsten steel head is only exposed when pressed, and it is hidden inside when not in use. Lightweight & Compact:This car window breaker measures: 8.8 x 2 x 2cm, net weight: 50g. Compact and lightweight, easy to carry. Although small, it has strong impact force. A practical car escape tool. Car Essentials:Of course we all wish you a safe and smooth journey. But “God is rolling dice", and we don't know what will happen in the next second. So we should prepare escape tools in advance for some unknown accidents. This multifunctional car window breaker tool can be used for various of car accident, like rollover, electrical system failure, car fire, flooding, etc. Premium Material:The car window breaker body is top aluminum alloy material, with frosted texture, sturdy, sow/high temperature resistant and drop resistant.