Cinco de Mayo Shirt Tshirt - Drinko De Mayo 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 Cinco de Mayo Shirt Tshirt - Drinko De Mayo Shirt. A fantastic Cinco de Mayo Themed T-Shirt, Cinco De Mayo Costume, Pinata t shirt Lightweight, Classic fit, Double-needle sleeve and bottom hem