QuikClot Combat Gauze 3 inch x 4 yards with KaolinQuikClot Combat Gauze, with kaolin technology, is the CoTCCC hemostatic dressing of choice for the U. S. Department of Defense (DOD)QuikClot Combat Gauze is a sterile, 3" x 4 yds. Z folded, nonwoven gauze with X ray indicator, and is impregnated with kaolin, an inorganic mineral that activates Factor XII, which in turn accelerates the body's natural clotting ability. This bleeding control solution creates a robust clot to control bleeding fast