Personalized Biker Chick Newborn Layette. A yellow chick and a bicycle is a humorous bike design. Fun shirts and gifts for cyclists at birthdays and holidays. 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