Made by Mueller. This wrist stabilizer is designed to help relieve the pain and swelling associated with Carpal Tunnel Syndrome and to help support weak injured wrists. Lightweight and comfortable for all-day wear. Designed for Carpal Tunnel Syndrome and supporting weak or injured wrists. Helps relieve pain and swelling while maintaining full range of movement of thumb and fingers. Lightweight and comfortable for all-day wear.Fits either hand