Carhartt Black Loose Fit Firm Duck Double-Front Utility Work Pant NWT Size 40x30 Model No. B01-M DESCRIPTION: Hard work in, hard work out. Behind every pair of these pants are 61 pairs of hands that cut, sew, hem, and triple-stitch the 28 pieces that form the classic B01. So before they even show up on the jobsite, they've already lived through several shifts of hard work. These men's dungarees have changed very little since they were introduced in 1939. Rugged design featuring heavy-hauling back pockets and a double layer at the knees. Our heavyweight firm-hand duck is the most durable canvas out there. Our most generous cut, the loose fit gives you free movement. With a roomy fit through the hips and thigh and cuffs that fit easily over work boots. This fit also allows you to layer underneath for those colder days FEATURES: 12-ounce, firm-hand, 100% cotton ringspun duck canvas With a roomy fit through the hips and thigh and cuffs that fit easily over work boots Double-layer knees with openings for adding knee pads and cleaning out debris Heavy-hauling reinforced back pockets for hand tools and more Multiple tool and utility pockets with left-leg hammer loop INV151-BK12PG189