The Berne Dark Brown Deluxe Insulated Bib Overall is built tough with heavy-duty 100% cotton duck shell fabric and a medium-weight insulation quilted to 100% polyester taffeta liner. These dark brown quilt lined overalls offer a comfortable fit and the triple-needle stitched main seams add to their durability so they will last. Work comfortably without sacrificing durability with the Berne Dark Brown Deluxe Insulated Bib Overall.