Personalized Ice Pop 3rd Birthday Toddler T-Shirt. Cute 3rd birthday Toddler T-Shirt - Vintage Smoke with ice cream pops in summer colors says BEING THREE IS SWEET. Perfect for chillin' on a third birthday. 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.