BUILD OR REGAIN HAND STRENGTH - Featuring comfortable and soft foam handles and a stainless steel spring, this set of hand grips is designed for relatively quick, repeated ambidextrous exercises.^ FINGER STRENGTH FOR SPORTS - Master solid catches, powerful swings, and confident rock climbing holds by building the power of the fingers and forearms. Help improve performance in gym, basketball, bowling, tennis, football and more.^ EFFECTIVE RECOVERY - Grip and forearm training equipment is a key tool for occupational and physical therapy. This is a great next step up from a stress ball and can help loosen up hands at work. PART OF THE SYSTEM - Men and women can benefit from using resistance bands and loops, push up bar, and resistance bow to address several of the same muscle groups through different strengthening exercises.^ After-sales-If you have any questions about our products, please contact us in time.