Personalized Baseball Rocks Outfit for Boy Newborn Layette. Cute puppy in a baseball outfit with quote saying baseball rocks. 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