Baseus sharp tool safety hammer allows you to cut your seatbelt in an instant and break the glass when you or your relatives are in danger. The hammer is made of high-quality tungsten steel with hardness rated at HRC 55. It breaks glass within a second. The blade, which is on the other side, will instantly cut through locked seat belts. A spring is mounted on the device to enhance the impact force, which is also used in weapons, so that even a child can break the glass. The knife, which is located on the other side of the hammer, is hidden to avoid injuries and is easy to use. The device is small and can be placed practically anywhere. The colour of the hammer is matte and its sleek shape will match any car.