Keep calm and let the autocad operator handle it 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 Keep calm and let the autocad operator handle it Keep calm and let the autocad operator handle it Shirt Lightweight, Classic fit, Double-needle sleeve and bottom hem