According to eyewitnesses, the mop head in question was being used in an unconventional manner. Instead of being used to clean the floor, it was being utilized as a makeshift tool for a facial treatment. The mop head, which was reportedly quite dirty, was used to give the person a thorough cleaning of their face.
The concept of a "mop head" character or aesthetic appears occasionally in fictional media to denote specific personality traits: facialabuse mop head gives head
Outside of adult-oriented searches, the terms "mop head" and "lifestyle" appear in various mainstream entertainment and historical contexts: According to eyewitnesses, the mop head in question