Head coverings worn throughout sleep had been a standard sight all through historical past, significantly amongst males. These caps, crafted from numerous supplies like linen or cotton, served a number of sensible functions for many who donned them in the course of the night time.
The usage of such headwear provided heat, particularly in drafty, poorly heated houses. Retaining physique warmth helped people sleep extra comfortably. Moreover, it protected hairstyles, significantly elaborate wigs or fastidiously styled hair, from changing into matted throughout sleep. Some believed it even aided in stopping colds and different sicknesses by protecting the top heat. The apply was rooted in practicality and notions of hygiene prevalent in previous eras.