The D'Addario FiddiLink hand exerciser helps develop and maintain strength and dexterity in your fingers, hands and forearms when you're away from your instrument. Its continuous turning mechanism keeps your hands moving through a simple, tactile exercise suited to pre-show warm-ups or everyday conditioning. Compact enough for on-the-go use, FiddiLink gives fretting and picking hands an easy way to stay active between playing sessions. The D'Addario FiddiLink hand exerciser provides a portable approach to maintaining the hand strength and dexterity musicians rely on.