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. These have never been worn, they were too large. These are the Relaxed fit, which tend to run a little larger. Size 38" x 30". Photos don't look as deep black are they are, I have included a photo of a model. Attributes: 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