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 Compact design delivers strong impact with a single strike from the wrist strap Multi-Purpose: Features a Tungsten Striker Bead for window escape and a Handcuff Key for standard handcuff release Supports emergency vehicle escape through side or rear windows Easy To Carry: Lightweight, fully adjustable, and discreet design Made with elastic rubber band and tungsten striker bead for durability and portability How To Use Key: Apply light pressure when operating the handcuff key avoid forcing the key. Use a 'pick and sweep' technique, gently feeling for internal lock movement. Slight rocking or tilting may help engage the mechanism depending on the lock type. Specifications: Product name: EDC Survival Bracelet Category: Escape Tools Package Includes: 1 * EDC Survival Bracelet