1This is a 2 in 1 Emergency Escape Hammer, which integrated Seatbelt Cutter and Window Breaker. 2It is a basic safe escape tool. One end with a blade for cutting and the other end with two sharp metal hammers. 3The hammer are made of high grade carbon steel and engineering plastic, sharp and rigidity, helps you quickly break the glass to escape in the event of an accident. 4The cutter is embedded with humanized design, will protect you from cutting, sharp enough to cut the seatbelt. 5Ergonomic design. The handle has a total length of about 16cm. It is long enough to use.