3-in-1 Paracord Survival Bracelet with Emergency Whistle Buckle & Compass &ndash;Available in Variety of Colors & 7, 8, 9 Wrist Sizes Hand-crafted 3-in-1 survival bracelets made with 550 pound tensile strength paracord, a 5/8 whistle buckle, and a watchband compass. Made with one color of continuous cord allowing the bracelet to be disassembled to 7 plus feet of cord to be used in survival or emergency situations Disassembly allows the cord to be used for multiple purposes such as making a clothes line, tie-downs, assist in creating a shelter, make a sling, replace broken laces, and more. The whistle buckle & compass are useful tools in a survival or emergency situation to help provide direction and alerting others. How to pick the correct wrist size: Measure the circumference of your wrist and add one inch for a proper fit (for 1/2 or more, round up to provide a proper fit).