Flame-resistant, 5.8 oz./yd², Khaki: 48% Modacrylic/ 37% Lyocell/ 15% AramidNavy: 47% Modacrylic/ 37% Lyocell/ 16% AramidOne-piece, topstitched, lay-flat collarOne-piece bi-swing action backTwo-way, concealed, Nomex® taped, brass break-away zipper, concealed snap at top of zipper at neckConcealed snap closure on sleeve cuffTwo, two-needle topstitched patch chest pockets with flaps and concealed snap closureTwo front swing pockets are topstitched and linedTwo patch hip pockets have single concealed snap closureOne sleeve pocket sewn to left bicep with pencil stallRule pocket on right legElastic waist inserts in backRegular sizes available in style CMD4Long sizes available in style CMD4LArc Rating ATPV 6.5 calories/cm2 (KH)Arc Rating ATPV 7.1 calories/cm2 (NV)