Personalized Unicorn Kitty 3rd Birthday Newborn Layette. Cute 3rd birthday Newborn Layette - White with big polka dot number three, pink flowers and adorable unicorn kitty cat. 3rd birthday gift for girls who love cats. 100% combed ringspun cotton 5.8 ounce 1×1 baby rib sleeper. 3/8" flatlock binding at envelope neck and cuffs. Back sleeve flap to protect hands. Elastic opening at bottom. Infant: 0-3 Months