Che Guevara Cuba Flag Viva La Revolucion Unisex 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 5 colors to choose from. Viva La Revolucion, Revolution, Che Guevara, Cuba Lightweight, Classic fit, Double-needle sleeve and bottom hem