Lightweight and Portable: This car escape tool is only 9cm long, lightweight and portable, does not take up space in the car, and can be hung on the keychain for easy carrying. Each safety hammer is equipped with a base with self-adhesive backing, which can be attached to the car. You can buy four, two front and two rear. Essential Car Escape Tools: This underwater safety hammer and seatbelt cutter can help you and your family quickly escape in an emergency. The window breaker is not afraid of water impact, which can protect you from quickly escaping underwater. It is widely used in rollover, electrical system failure, car fire, flood, car accident, and any unexpected situations. Car Window Breaker: This two-in-one safety hammer has a built-in high-pressure spring and a strong tungsten steel blade with a hardness of 55. Combined with an impact force of 20 kg, it can instantly smash the solid window glass. Note: The metal tip is always inside the tool and will only appear when the glass breaks. Applicable to a Wide Range of People: This small car window breaker and seatbelt cutter can quickly smash the side window in an accident, and only needs the force of a finger to break the window in one second to achieve quick escape. Whether it is the elderly, children, men, women, and children, it can be easily used to protect the safety of you and your family in an accident. Seatbelt Cutter: This car safety hammer has a sharp U-shaped hidden stainless steel blade to ensure user safety and prevent hand injuries. When using, just aim the U-shaped blade at the seatbelt and push it forward quickly, so that the stuck seatbelt can be easily and quickly cut off.