12-ounce firm-hand 100% ring-spun cotton duck - 100% nylon quilted to polyester midweight lining - Fully insulated bib adds upper-body warmth - Two chest pockets with zipper closure - Two large lower front pockets - Right and left legs have hammer loop and ruler pockets - Zipper front closure with wind flap and snap closure - Leg zippers open to waist with protective wind flap and snap closure - Double knees with clean out bottom that can accommodate kneepads - Two reinforced back pockets - Triple-stitched main seams -