Personalized Sailing 100 Days KND Newborn Layette. Funny 100th Day of School Newborn Layette - White for kindergarten teachers with sailboat and stars. My Kids Sailed Through 100 Days of Preschool. Celebrate your students being 100 days smarter. 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