Personalized Erskine Tartan Unicorn Long Sleeve T-Shirt. A rearing unicorn filled with the Erskine clan tartan, wrapped in a banner with the family name. 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