Another way you can find your neck line is to look up, then locate the deepest curve of your neck. Shave everything below that line, gradually angling up toward your jawline. [4] X Expert Source Marlon RivasFacial Hair Specialist Expert Interview. 17 January 2020.
Shave everything outside this perimeter bare.
For an even smoother shave, apply shaving lather to your neck before shaving.
Some folks will shave their neck every other day, while others will shave just once per week.