1、Made of high quality ABS material, this finger exerciser is sturdy and durable. 2、Easy and convenient to operate. Use the finger exerciser to warm up before playing and to strengthen and stretch the fingers. 3、Unique ergonomic design allows you to exercise fingers, wrists and forearms while practicing the correct action for playing musical instruments. 4、It can help you to increase finger speed, strength and independence. 5、Compact and light design, can carry it in your pocket, bag or instrument case. Designed for all instrumentalists, martial artists and patients in finger rehabilitation. The finger exerciser is made of high quality material. It is used to increase finger speed, strength and independence. Compact and light design, easy to carry and use. A good choice for you. Features: Made of high quality ABS material, this finger exerciser is sturdy and durable. Easy and convenient to operate. Use the finger exerciser to warm up before playing and to strengthen and stretch the fingers. Unique ergonomic design allows you to exercise fingers, wrists and forearms while practicing the correct action for playing musical instruments. It can help you to increase finger speed, strength and independence. Compact and light design, can carry it in your pocket, bag or instrument case. Designed for all instrumentalists, martial artists and patients in finger rehabilitation. Specifications: Brand: PUNK Condition: 100% Brand New Item Type: Finger Exerciser Material: ABS Range of Strength: 4-7lbs Size: Approx. 9.1 * 7.1 * 2.2cm / 3.6 * 2.8 * 0.9inch Weight: Approx. 76-77g / 2.68-2.72oz Package List: 1 * Finger Exerciser