Carhartt Quilted Lined Duck Bib Overalls. Hard-working warmth without the bulk. You don't back down from hard, cold work and neither should your clothes. Which is why you need Carhartt's Quilt Lined Duck Coverall. The rugged exterior is classic, hard-working Carhartt duck - the fabric they've built their reputation on for 117 years. And the quilted lining adds insulation without bulking you up into a marshmallow man - that would get you too much grief on the job site. Built for work: Hard wearing 12-oz. firm hand 100% cotton duck is made with ringspun yarns for 15% more strength than the usual open-end yarns; Midweight nylon quilt lining insulates without so much bulk you can't move; Easy-moving split back with bi-swing; Corduroy top collar with snaps under collar for optional hood; 2-way zipper front has wind flap with snap closure; 2 covered-zipper chest pockets, pencil pocket on sleeve, two reinforced back pockets; Tool pocket on right leg, hammer loop on left leg; Easy-dressing 2-way leg zippers open to w