Finger enhancer Adjustable grip training device, guitar, piano finger training

• The manual exerciser enhances the flexibility of the fingers and is designed for beginners to learn various musical instruments. It can also be used for finger strength exercises in daily life.
• The unique finger tension exercise function enhances strength, endurance, flexibility and coordination for your fingers, hands, wrists and forearms.
• Ergonomic design: the extra-wide base makes the pressure distribution more even and more comfortable.
• Portable design, you can put it in a suitcase, pocket, wallet, handbag, etc., exercise anytime, anywhere in the office, at home or in the car.