When it comes to keeping teeth straight after orthodontic treatment, Hawley and Essix retainers are two of the most common options. Both do the job, but each has clear pros and cons. Hawley Retainers These are the classic retainers with a metal wire across the front and an acrylic base. They score high on durability and can be adjusted if teeth need minor tweaks. However, they are more noticeable and can feel bulky at first. Great for patients who want a long-lasting solution and don’t mind some visibility. Essix Retainers These clear... read full review »