You don't have to be working on the railroad to appreciate the flex and durability of these women's bibs. They're made with stretch canvas so you can swing a hammer or lug backyard brush without a problem. The overalls have a rugged double-front design featuring plenty of pockets.Specifications and Features: 10-ounce 100% cotton twill Adjustable suspenders for a personalized fit Bib pocket with zip closure Double-layer knees with openings for adding knee pads and cleaning out debris Two large lower-front pockets Model No. OR3042-W Country of Origin: Imported