Shark Bite T Shirt for Kids and Adults 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 Funny Shark T Shirt back to school. Cartoon Shark Bite Shirt Fish Tee Lightweight, Classic fit, Double-needle sleeve and bottom hem