Each of the military services imposes grooming standards. If a shaving waiver is authorized, no facial/neck hair shall be shaved, manicured, styled or outlined.
For men, getting their head shaved on the first day of Navy boot camp . Female recruits aren't allowed to wear their hair longer or pinned up.
Faddish styles and outrageous multicolored hair are not authorized. (cut, clipped or shaved) natural, narrow, fore and aft part is authorized.
What do the Queen's Regulations say on beards and facial hair in the The Royal Air Force has for the first time allowed its personnel to grow . stating that “ beards or moustaches shall be shaved off" if any of the above.