Strauss Adjustable Spring Hand Exerciser Hand Grip Strengthener for Men & WomenEasy to Use and Beneficial for Anyone Improved Function, Strength, and Performance Whether your goal is to do more pull ups, perform heavier deadlifts, play a more competitive tennis game, or climb a mountain, grip strength is crucial. Overall strength, muscular development, and athletic performance require the support of strong forearms, wrists, and hands. Even daily activities like carrying bags and opening jars require a strong grip. The STRAUSS