Sporty football birthday t-shirt for men! Grungy and weathered look graphic on a retro-style t-shirt perfect throwback to the times of big floor tv's, record players and hippies, this fun 1978 birth year birthday year t-shirt is a great way to celebrate or just throwback fun. Unisex Shirt for Men or Women: an everyday favorite. 100% ring-spun cotton (Sport grey is 90% ring-spun cotton+ 10% polyester, Dark heather is 65% polyester+ 35% cotton, Fabric weight: 4.5 oz/y² (153 g/m²). Pre-shrunk for extra durability