D'Addario Varigrip Adjustable Hand Exerciser

• Develops and maintains the strength and dexterity of your fingers, hands and forearms
• Variable tension provides customized conditioning for individual fingers
• Reversible molded grip uncovers simulated strings to help develop and maintain finger calluses for string musicians.
• Perfect tool for pre-show warm-ups and maintaining conditioning when away from your instrument
• The ultimate conditioning tool for all musicians