Order by chest size: Newborn=15", 3 Months=16", 6 Months=17", 9 Months=17.5", 12 Months=18", 18 Months=19", 24 Months=20". * 2-piece set includes christening outfit and bonnet. * Fabric: combed-cotton broadcloth, giant waffle pique. Poly satin bow tie and covered buttons. * Long sleeve, long leg. Button back and leg closures. * Made in the USA. Ships by end of next business day.