Overview The brand's infinitely durable cotton duck gets a performance upgrade in this Carhartt flame-resistant duck vest, designed to meet the performance requirements of NFPA 70E and be UL® Classified to NFPA 2112. Made from flame-resistant 13-ounce cotton duck and Sherpa lining with Nomex® zipper tape and an inner storm flap and zipper garage for electric-arc protection. Carhartt's Flame-Resistant Duck vest is designed to withstand the rigors of tough job sites, and it's lined with wool-blend Sherpa fleece to keep you warm and comfortable. Carhartt manufactures apparel and accessories known for exceptional durability, comfort, quality construction and fit Features 13oz 100% Cotton FR canvas FR sherpa lining Meets the performance requirements of NFPA 70E UL® classified to NFPA 2112 Carhartt FR and NFPA 2112/CAT 3 labels sewn on left-front pocket Vislon front zipper with Nomex® FR zipper tape with inner storm flap & zipper garage at chin for electric-arc protection Two large front pockets lined with FR sherpa for warmth & comfort Drop-tail hem for added coverage Tall sizes are 2” longer than Regular sizes. Tall long-sleeve lengths are 2” longer than Regular sleeve lengths. Tall short-sleeve lengths are 1/2” longer than Regular sleeve lengths. Two inside drop-in pockets