Tough enough to do the job, this work jacket layers easily over shirts and jackets so it's great for mild or harsh weather. | 12-ounce, 100% cotton duck cloth 100% nylon dyed-to-match lining with 6-ounce polyfill insulation Hood with dyed-to-match drawcord Rib knit cuffs and waistband Front hand warmer pockets Interior pocket Port Pockets™ for easy embroidery access