Stretch panels in crotch, calf and knee pocket, 2-way stretch; Cordura 1000-reinforced nail pockets, back pockets and ruler pocket, Cordura-stretch reinforced kneepockets; Metal zipper fly; Metal buttons; Loops, two with D ring; Elastic at waistline; Back pocket with bellow; Outer knee protection pocket; Nail pockets - extra wide, fitted with tool holders and additional tool compartments, Zipper for fixed or loose nail pockets; Knife holder with button; 55% cotton, 30% polyester, 15% polyamide, denim coated, CORDURA Denim stretch, 10 oz