Paracord bracelet with buckle closure. Buckle with built-in emergency whistle & magnesium fire starter. Comes with aluminum tag. Type III nylon material. 7 cord yarns. Maximum pull strength 550 lbs. Usable cord size 10 feet long. Practical and stylish. Great survival tool ideal for outdoor activities. Paracords can also be used for making snares/traps, fishing lines, raft building, netting, tourniquets, and much more. Laser engraving on tag only.