Our Carhartt R54 WorkCamo® AP bib overall is quilt-lined for warmth. Made of 12-ounce, 100% cotton duck with Realtree® AP HD® camouflage pattern, it is microsanded for a soft finish. It features a 100% nylon lining quilted to midweight polyester insulation to waist, adjustable front-elastic suspenders and a multi-compartment bib pocket. It also has a zipper fly, two large lower-front pockets, left-leg hammer loop, double knees with cleanout bottoms and ankle-to-knee leg zippers with storm flaps. Back pockets are reinforced and main seams are triple-stitched for durability.