The Ortega FEX4 Finger Trainer is the solution to get rid of your tired fingers.
Do you notice that you get cramps quickly and that the force in your fingers decreases after a period of play. Then it may just be that you need some extra force in your fingers. This finger trainer with adjustable pressure controls ensures that you can train at any level. With the simple dials at the bottom of the individual tubes, you can adjust how hard you train per finger.
This little device is easy to use and quickly packed. So you can train your fingers while you're on the couch watching your favorite live concert.