Personalized Grandaddy Vintage Grandfather Long Sleeve T-Shirt. Grandaddy Long Sleeve T-Shirt - White birthday or Fathers Day gift has a cool vintage style crown logo for your grandpa. 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