Westex Ultrasoft® Flame-resistant, 7 oz./yd², Twill, 88% Cotton/ 12% Nylon; Two-way concealed Nomex® taped brass break-away zipper, concealed snap at top of zipper and at neck; Mandarin style stand-up, two-way safety collar; Concealed snap closure on sleeve cuff; Back elastic waist; Two front swing pockets are topstitched and lined; Two patch chest pockets with flaps and concealed snap closure; Two patch hip pockets have single concealed snap closure; Left sleeve pocket; Deep-pleated action back; Side vent openings with snap closure; Rule pocket on right leg; Industrial Laundry - Heavy Soil, Industrial Laundry - Light Soil, Home Wash; NFPA® 2112 Compliant CAT 2 Arc Rating ATPV 8.6 calories/cm²