Recently Upgraded To Version 50.0 Funny 50th B-day 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 ur Tees are the perfect gift for someones Birthdays, Family gifts, Christmas presents, or any Special Day. Our Tees are the perfect gift for someones Birthdays, Family gifts, Christmas presents, or any Special Day. Lightweight, Classic fit, Double-needle sleeve and bottom hem