About this itemehicle Safety Tool: Car safety escape tool window breaking deice Wristband Bracelet offers the capability to break tempered safety glass in a confined spaceEffectie EDC: Only a small amount of pressure is required to destroy tempered glass Dont be surprised by its small size, just a single strike directed from the wrist strap is enough to break glass!Multi-Purpose: Comes with Tungsten Striker Bead for window escape PLUS an Adanced Handcuff Key (AHK3) for opening handcuffs that use alternatie security features such as key blocking blades and large keyhole pins Facilitates emergency ehicle escape ia side or rear windows in confined spacesEasy To Carry : Lightweight, fully adjustable, and discreet Tool is made of an elastic rubber band and a tungsten striker bead which has excellent strength and portability for easily breaking tempered glassHow To Use Key: ery little pressure is required to operate handcuffs with a key neer force a key to turn. When using key, we recommend that you 'pick and sweep' the lock, taking care to feel for the moement of the working parts. Gently rocking and tilting the key works best for some handcuffs and altering the depth works for others.Specifications:Product name: EDC Surial BraceletCategory: Escape ToolsPackage Includes:1 * EDC Surial Bracelet