Personalized My First Boo Newborn Layette. 1st Halloween Newborn Layette - White with a cute little smiling ghost with rosy cheeks, a big yellow moon and little smiling bats. He says MY VERY FIRST BOO! 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