Viscose/Spandex blend Zipper closure NB-9M with ruffles 12M-2T without ruffles Heat pressed tag to void itchy sewn in tags! (Please note this might be see through due to the nature of the application) Our zip up layettes are not flame resistant and are made to fit snug to adhere to the CPSC safety regulations. Our sets are never treated with flame-retardants or chemicals, and are also free of interior tags, buttons, and snaps! Nature, Baby Boy Swim Trunks, Toddler Boy Swim Trunks, Womens Activewear Tops, Leotard Tops, Swimming Swimsuit, Boys Swim Trunks, Baby Swimming, Mermaid Princess