The Carhartt Duck Bib Overall is quilt-lined to keep out the chill; allowing you to work comfortably even in the coldest of temperatures. Made of 12-ounce, heavy-duty cotton duck, this zippered fly bib is durable and warm with a 100% nylon quilted, polyester mid weight lining. Equipped with double knees that accommodate for knee pads and clean out bottoms, the Duck Bib Overall also has leg zippers that open to the knee with protective wind flap. For lasting durability and fit, Carhartt has given this garment an adjustable front-elastic suspender, triple stitched seams and metal rivets at all vital stress points. You will find lots of storage with this Carhartt Bib Overall including multiple tool and utility pockets with two reinforced back pockets and hammer loop.