One size only.
Butterick 400; ca. 1960s; INFANT’S LAYETTE. (A) Long sleeved dress or nightgown with ribbon trim. (B) Puffed sleeve version of dress or nightgown. (C) Petticoat buttons on the shoulders. (D) Panties with button or hammer-on-snap closing. (E) Ribbon trimmed jacket with three-quarter sleeves. (F) Bonnet with ribbon tie.
The pattern is complete and looks unused. The envelope is creased, worn, has a small tear and has spotty discolouration (foxing).
Your pattern will arrive packed in an archival quality comic book bag with an archival quality backing board.