Careful or You'll End Up in My Novel T-shirt for Writers 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 Perfect Gift or Apparel for Novelists and Aspiring Novel Writers Lightweight, Classic fit, Double-needle sleeve and bottom hem