All The Names I've Been Called I Like Grandpa Best 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 The perfect gift for Grandparents Day A funny gift for any grandpa Lightweight, Classic fit, Double-needle sleeve and bottom hem