Personalized Sleep Marching Newborn Layette. I march in my sleep is a funny marching band gift design for marching band members for band camp, back to school, 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