Papa and Grandsons Best Friends For Life 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 Papa and Grandsons Best Friends For Life Shirt Papa and Grandsons Shirt, Best Friends For Life Shirt Lightweight, Classic fit, Double-needle sleeve and bottom hem