This Duck Bib Overall is heavy 12-ounce, top quality spun cotton duck. It features a variety of handy tool and utility pockets as well as a hammer loop. Double knees are provided to accommodate knee pads and, of course, feature cleanout bottoms. Back pockets are reinforced. On-the-job fabric-testing assures you of hard-working, long-wearing quality. You can pick this overall in black or Carhartt brown. --Popular. Practical. And 100% Carhartt.For over 115 years, Carhartt has manufactured premium workwear known for exceptional durability, comfort, quality of construction, and fit that you can feel in the fabrics and see in the performance.