#3 Rehab PROhands trainer

Rehab PROhands training

Necessary training fingers after prolonged computer interface usage . PROhands helps by unique way by untilize each one of hand fingers. They have 4 level of different hands trainer , I got what was available here is the heavy level (black) trainer.

https://prohands.net/

Tip : put a small lube on a slider under each of spring . Ideally silicone lube which will not damage plastics .