Improve finger strength for guitar players, rock climbing enthusiasts, pianists, zither player, grasping basketball, Golf Grip, tennis and fitness, perfect for coordination, flexibility, gaining stamina and endurance. Hand surgery patients, finger stretcher hand resistance can promote blood circulation in the hand, finger stretcher reduces hand pain and stiffness, improving hand, finger therapy, and rehab. From home to the gym, even in the office or traveling. Compact design allows you easy storage in the free travel bag or handbag, easy to use for anyone and anywhere, players could also greatly benefit from these resistance trainer stretcher, get repetitions in anytime.