Personalized Castle Birthday Princess Long Sleeve T-Shirt. BIRTHDAY PRINCESS Long Sleeve T-Shirt - White with sweet fairy tale pink and green castle with hearts, blue clouds and funny frog prince. 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