thin buckle, brass knuckle, self-defense supplies

Iron Fist, also known as Iron Four Fingers, is worn on the hand for combat to dramatically increase the power of the punch, capable of knocking out an opponent with a single blow. This product features oval-shaped finger holes with a smooth and shiny surface. The material is extremely hard, capable of breaking through dozens of bricks without any damage. Even a weak and unassuming scholar can wear it and knock out the opponent's teeth with a single punch. Suitable for all adults.The elderly use

Introduction:

Product Name: Thin Handcuff

Function: Self-defense