Personalized 2nd Birthday Butterflies Long Sleeve T-Shirt. 2nd Birthday Butterflies and Daisies! Adorable pink and yellow two for your little girl's second b-day. Happy Birthday 2-year-old! 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