+22 How Long Must Hair Be To Wax 2023. Even though it sounds like a good idea for calming your nerves. Avoid alcohol and caffeine on the day of your bikini wax.

If it’s longer than ½ inch, you may want to trim it slightly, so the wax is able to grip. For a bikini wax, the hair should be at least 4 millimeters long, but no longer than 5 millimeters. Web laser hair removal is one of the most effective (and permanent) ways to remove unwanted body hair.