Keep Calm and Return Fire T-Shirt | Patriot Military Veteran 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 Great for patriots, 2nd amendment advocates, military, veterans and armed service members. Lightweight, Classic fit, Double-needle sleeve and bottom hem