Black History Is World History Shirt, Afrocentric T Shirts 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 Black History Month T-shirt Gift Black History Is World History tee shirt. Lightweight, Classic fit, Double-needle sleeve and bottom hem