Personalized Little Sister Girls Lil Sis Flamingo Newborn Layette. Cute pink flamingo birds Lil Sis Newborn Layette - White for a new little sister. 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