Chicago Protective Apparel FR 100% Cotton Indura Welding Coverall 3XL 100% cotton Flame resistant 100% cotton Indura navy coverall offers a professional grade, economical option for welding applications. This coverall is guaranteed to remain flame resistant for the life of the garment in either high temperature industrial or home washing procedures. The Indura brand name was derived from "industrial (wash) durability" and was the first FR cotton fabric to provide guaranteed, lasting FR qualities. This coverall is a very popular choice for those in the metals industry, and for budget conscious contractors. Navy coloring.