Oversized sweatshirt romper perfect for your boy or girl! Made from a soft quilted fabric that is both comfy and stylish. Ribbed neck and arms Snaps for easy diaper changes Elastic leg openings 100% cotton Sizing: True to size - meant to fit oversized. If at the end of a size range, please size up for longer wear. Cotton fabric will shrink slightly when dried with heat. Model is 17 months, 21 lbs, wearing size 12-18M.