Personalized 1st Christmas Together Twins Owls Long Sleeve T-Shirt. Cute it's our 1st Christmas Long Sleeve T-Shirt - White with matching holiday owls holding ornaments for a couples first Christmas together or twin boys or girls 1st Christmas holiday. 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