In an era of more informal dress, designers like Ralph Lauren and Giorgio Armani brought pajama-style clothing outside of the bedroom and into daytime and evening wear.
Federal rules required children's sleepwear up to size 14 to meet a minimal flammability standard.
Gabrielle "Coco" Chanel made beach pajamas popular. By the end of the decade, many women wore these outfits on their summer beach vacations.
French couturier Paul Poiret was one of the first people to create pajama outfits intended for a use beyond sleeping, which was a step on their path toward widespread acceptance.
Masquerade ball attendees, actresses, as well as “ladies of the evening” began incorporating pajama trousers into their wardrobe, while but more “respectable” women continued to look down on such fashion.