Marshal Fitness 2 x foam handle hand grip gripper forearm strength fitness training wrist body exercise

The best for diverse sports exercises, nothing contributes to muscle growth as well as the expander. Anyone can restore natural tendon function after injury, increase endurance, or even make the grip "more confident" with its simple design and high ability. 

• This exercise machine helps maintain muscles in good condition, and the main thing is to exercise regularly at work with the expander, but the number of repetitions is the most important

• It is comfortable to hold in your hands, and it is good to press on the soft handles