Extend the life and fit of your waist trainer, especially if you have plans to size down significantly. Most waist trainers have 2–3 rows of hook-and-eye closures that you can use to tighten your garment. However, if you expect to change size significantly, or if you want to create more room in the waist trainer for any reason, you’ll love having more options! Use this extender to create more room for your garment to size down with you.