"Engineer's Motto" Funny Engineering Gift T-shirt for Nerds 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 Engineering the perfect shirt for an Engineer is no simple task! But we think they'll love this one! Great gift for teachers, students, Architects or any Engineer including Aerospace, Mechanical, Electrical, Computer, Bio, Chemical, or Civil Engineers! "Engineer's Motto: If it isn't broken, take it apart and fix it." Funny Engineering Nerd T-shirt. Great gift for Engineer. Lightweight, Classic fit, Double-needle sleeve and bottom hem