Based on the classic carpenter style pant, The Double Knee Pant by Carhartt WIP is a loose, relaxed fitting pant built from a durable heavyweight cotton. The cotton 'Dearborn' canvas used to construct the pant is 100% cotton and is double layered at the knee to ensure the pants longevity. 100% Organic Cotton 'Dearborn' Canvas, 12 oz relaxed straight fit, regular waist triple stitched double layer at knee bartack stitching at vital stress points tool pockets and hammer loop square label zip fly