Personalized Tea Rex Long Sleeve T-Shirt. Tea Rex - A cute little tyrannosaurus rex in a teacup. Cute gift for anyone who loves tea and dinosaurs. 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