Personalized Irish Ancestors Heritage Long Sleeve T-Shirt. Irish Heritage Long Sleeve T-Shirt - White green, orange and white colors of Ireland design says I love my Irish Ancestors. Great for a genealogist or anyone with Irish pride. Pre-shrunk 100% cotton 6.1 ounce long sleeve t-shirt. Double-needle stitched neckline and sleeves. Quarter turned. Shoulder-to-shoulder taping. Adult: S, M, L, XL, 2XL, 3XL