IPOW 4 PCS Car Safety Antiskid Hammer Seatbelt Cutter Emergency Class/Window Punch Breaker Auto Rescue Disaster Escape Life-Saving Hammer Tool,Big A Window Breaking Hammer, double-sided head with hardened sharp Stainless Steel Points shatters vehicle windows and belts in an emergency. Mounting bracket included ,it hold safety hammer in place when the vehicle does not work until needed. Seat Belt Cutter with Safeguarded Razor Blade Cuts off Seat Belts,keep you safety. Fixed holder, so it will not fall even in a collision, but easily remove it from your car in an emergency. 4 PCS,share with your family or your friend.Note:Such use must beat the glass edge.