Loading... Please wait...Our duck zip-to-thigh bib overall is quilt-lined to keep you warm on the job site. Made of 12-ounce, 100% ring-spun Cotton duck, it has a 100% Nylon Quilted Polyester lining to waist and features ankle-to-thigh leg zippers with protective wind flaps. The chap-Style Double-front has cleanout bottoms that can accommodate knee pads and back-leg Cordura® kick panels add extra durability.