Keep Calm and Color T-Shirt 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 Coloring, Coloring Book T-Shirt, Colored Pencils and Cup, Coloring Book Therapy, Colored Pencils Slim Fit. Click the Add to Cart button and buy it now. Guaranteed safe and secure checkout with Amazon Lightweight, Classic fit, Double-needle sleeve and bottom hem