Back action pleats; Double needle felled waistline; Open collar; Fabric backed and concealed Nomex® Vislon zipper closure with brass snap at neck; Two front chest pockets, left with bar tacked pen stall, two back patch pockets, one back wrench pocket on right thigh; Two lower front slash pockets; Side access vents; Sleeve and leg hems secured with adjustable snaps: 16” side leg Nomex® Vislon, zippers with fabric backing; 2” Silver striping sewn down front, X on back, around waist, sleeves and legs.