Our Baseball Onesie from Rabbit Skins, is as cute as it gets. Super soft, it's Vintage Heather Body is made of made of 4.5 oz. weight 54/40/6 combed ringspun cotton/polyester/viscose. The sleeves are 60/40 combed ringspun cotton/polyester vintage heathered fine jersey. Super rugged, this onesie has double-needle hem sleeves and double-needle ribbed binding on the leg openings with a reinforced three snap closure.