1.100% Cotton twill and Pre-shrunk 2.Zipper front closure 3.One-piece collar 4.Side vents 5.Two sewn-in front pocket 1.100% Cotton twill and Pre-shrunk2.Zipper front closure3.One-piece collar4.Side vents5.Two sewn-in front pocket, two back hip zipper pockets, two zippered chest pockets6.Other: Side vent opening and sized to be worn over clothes coveralls OSC076