Grip Pro Trainer is an extremely effective finger, hand, and forearm strength and endurance trainer.
This grip trainer comes in 3 different levels of difficulty:
How do you use It? Watch this instructional video....
Grip Pro Trainer is portable and easy to use, almost anywhere/anytime - at your desk, stuck in traffic, walking, on the treadmill, etc. Try 3 sets of 10-60 reps a couple times a week for best results over time. This hand grip trainer is also great for stress relief.