iMagitek Car Safety Seatbelt Cutter, Window Punch Breaker Hammer Tool for Rescue, Disaster and Emergency Escape A window breaking hammer, double-sided head with hardened sharp stainless steel points shatters vehicle windows and belts in an emergency Must-have life saving survival kit, the ergonomic and safe design ensures you can cut your seatbelt carefully but quickly and escape Protective bracket for the hammer heads and steel blade included, install it where passengers can reach easily buy one for each of your car Buy one for each of your car and your parent's and children's car It weighs only 145g meaning it is perfect for elderly as well as young people