Personalized American Baseball Breakthrough Newborn Layette. A baseball covered in the stars and stripes of the American flag breaks through the front of the shirt. Great for anyone who loves baseball and the USA! 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