The heavyweight Gravel Gear® Duck Bib Overalls w/ Teflon Fabric Protector are made with 12-oz. cotton duck canvas and resist odor, stains, oil and water. They're the perfect piece of clothing for taking on any tough job. Built to high-standards of durability and reliability, with a reliable oversized zipper fly, triple-needle stitching on the outseams and seat for durability. A crotch gusset provides a more comfortable fit and superior range of motion. Adjustable elastic suspenders for custom fit. Multi-compartment bib pocket and dual oversized seat pockets for holding onto all kinds of gear. Teflon is a trademark of The Chemours Company FC, LLC used under license by Northern Tool + Equipment. RN# 142019 Size: 36x32 These are in pretty good condition used condition, but there are some signs of wear and a little paint, etc. They are a very sturdy brand. My husband found the elastic to be too stretchy and went with another brand of overalls.