Kids Dinosaur T-Shirt. Boys Retro Dinosaur Tee 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 Kids Dinosaur Tee. Perfect T-Shirt for a little Dinosaur Hunter! A fantastic Pre-historic themed T-Shirt which comes in 4 colors. A great Dinosaur design, ideal for a boys birthday. Lightweight, Classic fit, Double-needle sleeve and bottom hem