This men's flame-repellent vest is a versatile layer built to pack on extra warmth right where it matters most. It's made of our signature heavyweight cotton duck, and has a warm sherpa lining to take on chilly weather. 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 4 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 Two inside drop-in pockets Model No. OV4981-FRM Country of Origin: Imported Carhartt Men's FR Big&Tall Mockneck Vest