Heavy duty well built rainbow color butterfly knuckle knife. All metal 440 stainless steel super sharp serrated blade. 5 inch blade 11 inches overall length 6 inch handle. Comes with a belt knife sheath. This knuckle knife has a metal knuckle guard screwed onto the handle for easy removal if you dont want it attached. These are very sturdy knives not much if any blade wabble. Built very tight!