The boudoir bonnets or lingerie caps of the 1920s were an enchanting accessory for intimate women's fashion - a mixture of functionality and playful elegance. They were worn in the bedroom, often when applying make-up, doing hair or sleeping. It was used to protect the hairstyle or simply to look stylish.

Boudoir bonnet, ca. 1910, made of tulle, decorated with a ribbon. It was made to protect pinned buns of braided hair or twisted strands. These hairstyles were so elaborate that the hair was not combed out every day. In good condition.