If you are in search of a completely new brow shape, be sure to let your brows grow for at least four weeks before making an appointment. This process had been described as a gruesome one, but if the goal is to reshape and transform your eyebrows it’s better to have as much as a clean slate as possible. This process is a necessary one In order to see what the problem areas are and determining what stage your brows are in. If your goal is to have your brows properly re-shaped and not just cleaning up your former shape, I can’t stress how important this step is.