Personalized Cordelia and Birds Believe in Yourself Newborn Layette. If you believe in yourself, you can achieve whatever you set your mind to. Cordelia and Birds Believe in Yourself Newborn Layette - Heather, from the children's book "Cordelia" by Michelle Nelson-Schmidt. 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