Personalized Christmas Letter M Santa Hat Alphabet Newborn Layette. Cute Christmas holiday Newborn Layette - Black with monogram M alphabet letter topped with a red Santa hat, great for a family photo. 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