Come and see our amazing products. 3 In 1 Window Breaking, including popping whistle for help,cutting the seat belt,crushing the window glass three functions. In case of emergency, you can use your car kit to break the window, remove the cap, press the escape device to the end, heard a bang, broken glass, emergency escape. Mini size design with keychain, lightweight easier to carry wherever you go. You can either put it in your pocket or connect to the key ring. Welcome to customize logo. Pls confirm with us about the packing info, stock color and exact production time before placing your order