Section One Hundred and Eighty-five. It shall be unlawful for any person to wear any mask, false whiskers, or any personal disguise (whether complete or partial) for the purpose of:
One—Evading or escaping discovery, recognition, or identification in the commission of any public offense.
Two—Concealment, flight, or escape, when charged with, arrested for, or convicted of, any public offense. Any person violating any of the provisions of this section shall be deemed guilty of a misdemeanor.
Source:
Section [185.], https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=PEN§ionNum=[185.]..