Personalized Physics Teacher Meditating Newborn Layette. Ohm-m-m-m Physics Teacher Meditating text. Meditating with ohms is pure physics and a funny design for back to school, birthdays, graduation 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