Personalized Unicorn Donut Balloon Long Sleeve T-Shirt. Unicorn Donut Balloon! A cute unicorn soars up in the clouds in a balloon shaped like a doughnut. This is the stuff of dreams, and I don't want to wake up. 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