Профессиональный прочный аксессуар ручной захват мини пружинная структура обучение портативный палец упражнения травма восстановление спорта

Descriptions:
This product is for physical exercise, such as baseball, golf, rock climbing, playing guitar, piano and other musical instruments to use.
Can effectively promote the finger blood circulation, enhanced finger strength, and good for finger injury rehabilitation.
Using spring-loaded finger piston technology, greatly improves hand, wrist, and forearm strength.
Specifications:
Material: ABS
Color: blue, yellow
Size: about 90x22.5x75.5mm
Package Included:
1pc x finger trainer
Note:
1. Due to the light difference, the item's color may be slightly different from the pictures.
2. Please allow slight deviation for the measurement data and make sure you do not mind before ordering.