New without tags Carhartt Carpenter Twill Work Pants Mens 40x28 Black Relaxed Fit Straight B290 Sturdy Carhartt® twill work pant can take all you can dish out. It's made of midweight 8.5-oz. 65% polyester/35% cotton twill wrinkle-resistant fabric with a stain-repel-and-release finish. Features a permanent crease and 2 back pockets with welt pockets and button closures. Sits slightly below the natural waist and has relaxed-fitting seat and thigh and leg openings that fit over boots.