Personalized 3rd Birthday Teddy Bear Toddler T-Shirt. Cute 3rd Birthday teddy bear Toddler T-Shirt - Charcoal has pink cake with 3 candles on it. 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.