Cats Are Like Potato Chips. You Can Never Have Just One! 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 T-Shirt for the Cat Lover in You Original unique design Lightweight, Classic fit, Double-needle sleeve and bottom hem