Get the best possible results when you buy the best posture corrector and back brace – great for men and women of all sizes. Whether you wear a small, medium, or large size, Fit Geno back straightener posture corrector is completely adjustable and comfy to wear.Experience the wonderful results of using our upright back straightener and posture trainer such as correcting your posture, healthy back support, pain relief, improving hunchback or scoliosis, and spine straightening.We recommend that you don’t use the posture brace during sports, workouts, or hazardous work to avoid potential injury. You don’t have to wear this back brace the entire day, we recommend at most using it for at least 2 hours a day. Excessive use of this posture trainer may lead to unnecessary pain.Crafted with your convenience in mind, our adjustable back, shoulder, and neck posture corrector can provide you with optimal spinal alignment and posture support.