BGeneric Emergency Car Escape Tool 3-in-1 Hammer Knife and Keychain Tool Kit with Hammer Automobile Seat Belt Cutter Emergency Glass Breaker (Yellow) ReviewbP PP Generic Emergency Car Escape Tool 3-in-1 Hammer Knife and Keychain Tool Kit with Hammer Automobile Seat Belt Cutter Emergency Glass Breaker (Yellow) PIt's easily to shatter the side windows with as little as 8 lb of forcePWith the blade covered by plastic, window breaker can slice through a jammed seat beltPIt's a detached body which falls into key chain and the main body. No matter where it hooks, it can always available at your fingertips and the users are able to use the blade and the hammer functioning fastly.