Here is an AI gallery with long hair that has been cleansed of cutting, shaving, BDSM, non-consensual pulling, etc., but there is one hair in mouth image that might offend somebody.

TRIGGER WARNING: DO NOT LOOK AT ANY OTHER GALLERIES! You could be traumatized for life.

deviantart.com/wsfard/gallery/94164202/safe-long-hair-no-cutting-or-shaving