ALE7212-02 / 7212-02 SUPPORT WRIST SZ MEDIUM BLACK Allegro® Dual-Flex® Wrist Support Dual-Flex® offers unparalleled comfort with flexible stays on the front and back of the wrist to limit upward and downward movement while encouraging a neutral wrist position. Lined to keep your hand dry, the Dual-Flex® also has a Velcro® strap to wrap around the wrist for added support Ambidextrous.