Ergodyne - EGO70204 Neoprene wrist support offers a lightweight, vented and compact design for comfortable use. The patented, Open-Center Stay reduces pressure on the median nerve to help you be more comfortable. Hook-and-loop closure secures the support to your wrist. Use the ProFlex 4020 Wrist Support in food processing, picking/packing and assembly/fabrication and more. Medium size fits right wrists from 6" to 7".