Personalized Christmas Letter M Santa Hat Alphabet Baby Bodysuit. Cute Christmas holiday Baby Bodysuit - Heather & Smoke w/ Ears with monogram M alphabet letter topped with a red Santa hat, great for a family photo. Our unisex one piece baby bodysuit make great gift for newborns, babies, infants, baby showers and expectant moms. An ideal gift for any new parent who will want one in every color.