shaved side of head designs - Google Search
Women's undercut. Lotus flower design. Ombré hair. Shaved head.
Neat but simple undercut pattern for a woman
Love this. The shaved is not for me. But looks so great on her and the color and style
Long Curly Hair + Half Shaved Head
Cute simple bottom shaved head design
So this might be a tatt, but I'm thinking it could also be done as a geometric undercut, not so painful or permanent...