Personalized Unicorn Love Long Sleeve T-Shirt. Believe in Love! A rainbow of colors, cute unicorn, spreads the message of love. Believe! Perfect gift for a special friend, or yourself! 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