12-ounce, firm-hand, 100% ring-spun cotton duck 100% nylon quilted to midweight polyester lining to waist Zipper fly Adjustable suspenders Multiple tool and utility pockets Hammer loops Ankle-to-hip leg zippers with protective wind flaps Triple-stitched main seams Metal rivets at vital stress points Chap-style double-front with cleanout bottoms that can accommodate knee pads Back-leg Cordura® kick panels for extra durability