3 PCS Finger Flexion And Extension Rehabilitation Training Equipment Finger Puller(40 Pounds Blue)

1. Material: silicone
2. Function: finger extension training, support exercise
3. Strength: 10 pounds, 30 pounds, 40 pounds
4. Application: arm rehabilitation training, muscle strength exercise, fitness exercise
5. Soft and strong, not easy to break
6. Size: about 7 cm
7. Weight: about 30 grams