343 Firefighters Remembered 9/11 Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat firefighter fireman 343 remembered firefighter shirts for men firefighter gear, fireman gear, fireman shirt, Lightweight, Classic fit, Double-needle sleeve and bottom hem