Personalized I'm The Big Brother Shark Newborn Layette. I'm the big brother! A big brother shark shares a toothy grin with his little sibling. Fun gift for a big guy! 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