Personalized Second Grade Rocks Newborn Layette. Second grade rocks text with three happy rocks holding 2nd grade flags is a funny design for 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