The ProFlex 1400 Universal Size Back Support Brace is designed to remind workers of proper lifting techniques while also enhancing the body's intra-abdominal pressure, moving the stress away from the spine. Featuring 280D spandex body material and mesh on the backside for airflow, this one-size-fits-most back supports provides moderate level of support. Rubber track webbing stays are sewn onto the interior to help keep support in position and prevent it from riding up. SIZING <