Knotty Boys - 9" Diameter Large Coyote Brown & Black Fat Boy Style Survival Bracelet with Hand Tied Nylon Cord Construction. Model: KY107. Size: Large (9" diameter). Color: Coyote brown and black. Enables you to carry several feet of nylon cord that can be used in an emergency for countless survival applications. One inch of your wrist diameter equals approximately one foot of cord. 5/8" release buckle. Bulk packed.