Our men's regular classic coverall features a one-piece, topstitched, lay-flat collar, two-way concealed Nomex® taped brass break-away zipper, concealed snap at top of zipper neck, hemmed sleeves, two set-in front pockets, one chest pocket, two patch hip pockets and side vent openings. Featuring 360 degree visibility with front and back 2" yellow/silver/yellow reflective striping, this coverall is made from flame-resistant 9 oz. (305 g/m sq) 100% cotton. Arc Rating ATPV 11 calories/cm sq.