Flame resistant. Looks traditional, feels exceptional. Engineered design provides stretch without bulk, and every element works with you so you can work easier. The protection and comfort you need for a tough workday. 8.5-ounce, FR Quick Duck®: 88% cotton/12% nylon with Rain Defender® durable water repellent • 20% lighter but just as warm as heavier outerwear • Insulated with 150g 3M™ Thinsulate™ Platinum Insulation FR • Mighty Back™ bi-swing between shoulders for instant recovery • Flex Elbow™ for less restriction • Freedom Gusset™ under the arms stops ride-ups • Stand-up collar with flap to cover hidden snaps for detachable optional FR hood (102183) • Two-chest pockets with flaps and hidden snap closures • Two lower-front pockets with snap closures • Left sleeve upper arm pocket •Two inside patch pockets with FR hook-and-loop closures • Brass zipper front with Nomex® FR zipper-tape plus inside and outside protective flaps and snap closure for electric-arc protection • Nomex® FR inside-waist adjustable drawcord • Internal rib knit storm cuffs with ergonomic shaped sleeve hem • Inside pocket with hook and loop closure • Triple-stitched main seams for durability • Back Length: Large Regular: 30 inches; Large Tall: 32 inches • Carhartt FR and NFPA 2112/CAT 3 labels sewn on left chest pocket • Meets the performance requirements of NFPA 70E and is UL® Classified to NFPA 2112