Personalized 3rd birthday Owl Toddler T-Shirt. Make their 3rd birthday extra special with our unique and charming products that are designed to make memories that will last a lifetime. 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.