Personalized 2nd Birthday Mermaid Party Toddler T-Shirt. Do you know a little girl who's turning 2 and loves mermaids?Toddler T-Shirt - Vintage SmokeIf so, this I'm Two! 2 mermaid tail design is perfect for her to rock at her birthday party! A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.