Since their 1915 founding, Berne Apparel maintains the same great work ethic and pride in producing affordable workwear for you. This item features 10 oz. 88% cotton, 12% nylon flame resistant duck, heavyweight modacrylic insulation quilted to 100% cotton fr twill, and heavy-duty flame resistant brass leg zippers covered by storm flaps with concealed snaps. Slip into a pair of these bibs built for a hard-working person.