Carhartt Men's Black Double Front Work Dungaree Original Fit B01BLK (Sizes: 40x34, 44x30) - Made of Carhartt's 12-ounce, 100% firm hand duck material it also features multiple tool pockets. The chap style double front has a clean out bottom which can accommodate knee pads. • Dungaree fit features a full seat and thigh • Multiple tool and utility pockets • Two reinforced back pockets • Stronger sewn-on-seam belt loops • 19" straight leg opening fits over work boot • Made in the USA