12-ounce firm hand 100% ring-spun cotton duck - Adjustable front-elastic suspenders - Bib pocket with zipper closure - Zipper fly - Loose Fit - Two large lower front pockets - Right and left legs have hammer loops and ruler pockets - Zip-to-thigh leg zippers for easy on/off - Two reinforced back pockets - Triple-stitched main seams - Long wearing chap-style double front construction with cleanout bottom that can accommodate kneepads