7.5 oz./yd, 80% Polyester / 20% Cotton, Stretch TwillMemory stretch yarns for flexibilityIndustrial Laundry – Heavy Soil, Industrial Laundry – Light Soil, Home WashDurable press and wickable finishHeavy-duty brass ratcheting zipper, button closuresTwo slack-style front pockets, two set-in hip pockets, left has button closure, darts over hip pockets for better fitExtended sizes available in style PZ20EXTOdd sizes available in style PZ20ODD