Features:
1. All-in-one hand exerciser specifically design for many musical instruments. Also can be usedfor finger strength exercise in daily life.
2. Safely and conveniently build strength, endurance, and flexibility and coordination, provides acomplete strength training solution for fingers, hands, wrists, and forearms.
3. Individual finger tension is adjustable, the tension ranges from 4LB to 7LB. You can selectdifferent tensions for each finger, providing all-in-one hand fitness.
4. Soft design, comfortable pressing, will not hurt your fingers. Durable and long service .
5. Extremely portable design, you can carry it in your luggage, pocket, purse, handbag etc.,strength your fingers at any when you want.
6. Suitable for finger strengthening for guitar, piano, trigger ringer training, arthritis therapyand rock climbing.

Specification:
Material: Plastic+ Rubber
Optional Color: Black, Light Green
Tension Range: 4LB to 7LB
Size: Approx.9*7*2cm/ 3.54*2.76*0.79in

Packing List:
1 * Finger Strengthener

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Please that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.