About this item Vehicle Safety Tool: Car safety escape tool window breaking device Wristband Bracelet designed to break tempered safety glass in emergency situations Effective EDC: Requires minimal pressure to break tempered glass Despite its compact size, a single strike from the wrist strap is sufficient to shatter glass Multi-Purpose: Features a tungsten striker bead for window escape and a handcuff key for use in emergency situations Helps facilitate vehicle escape through side or rear windows Easy To Carry: Lightweight, fully adjustable, and discreet design Made with an elastic rubber band and tungsten striker bead for durability and portability How To Use Key: Apply minimal pressure when operating the handcuff key do not force the key to turn. It is recommended to gently manipulate the key within the lock, feeling for internal movement. Slight rocking, tilting, or adjusting depth may help engage the locking mechanism Specifications: Product name: EDC Survival Bracelet Category: Escape Tools Package Includes: 1 * EDC Survival Bracelet