Bulwark Flame Resistant 7 oz Hi-Visibility Work Shirt 88%cotton, 12% nylon Made in the USA or Imported 360 degrees visibility with front and back 2-inches flame resistant silver reflective striping Two-piece lined collar Button-front closure Sewn-in pencil stall in left chest pocket Arc rating ATPV 9.0 calories/sq cm, ANSI 107-2010 Class 3 Level 2 compliant