Does This Shirt Make Me Look 18? Funny 18th Birthday T-Shirt 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 18th birthday gift idea A funny shirt for anyone turning 18 years old Lightweight, Classic fit, Double-needle sleeve and bottom hem