NEENCA Back Brace Adjustable Lumbar Support Belt with Patented Bionic Support System, Blue, Size M CONDITION:New Generous Coverage Area: 28 feet VIP885909953264MU Generous Coverage Area: 28 feet wide net spans most driveways to prevent children from running into streets and stop balls from rolling into traffic these boots are designed to keep workers safe The brace features an innovative patented bionic support system combining a bionic bone lumbar panel with memory aluminum stays and flexible springs to provide firm support and limit unnecessary back movements that contribute to pain Adjustable Lumbar Support with Anti Slip Technology: Keeps the brace securely in place all day without slipping during movement or activity