Spring adjustable wrist strengthener

* Brand new upgraded quality: The wrist trainer uses high-strength carbon steel springs, thick and high-quality foam stabilization pads, comfortable cushioning, sturdy and durable, not easy to break or crack, and can be used for a long time.
* Efficient wrist exerciser: Use the adjustable foam pad to perform regular and reverse wrist curls to exercise the forearms and wrists, effectively enhancing flexibility and muscle tension. Very suitable for athletes, fitness enthusiasts, bowling enthusiasts, rock climbers, golfers and tennis players, etc.
* Training method: Adjust the nylon strap to the correct position, insert the forearm into the wrist trainer, grab the front handle with the palm of your hand, train the wrist at a constant speed, 40-50 times per set, 10 sets per day, rest 5-10 minutes between each set, and you will have amazing arm strength after one month. (Minimize stress when using it for the first time)
* Carry it with you: The portable wrist trainer is small and easy to carry with you. It can be used in the gym, office, home or travel without taking up too much space.