Features: Quickly increase hand wrist finger forearm strength with the best hand exerciser.Whether you are undergoing physical therapy, maximizing your benefits, managing stress, or actively training to relieve pain associated with aging, this hand intensifier is your best solution. Perfect items for rock climbers, bodybuilders, golfers, surfers, tennis players, drummers, guitarists, pianists, massage therapists, baseball players and violin players. Also beneficial for people who have tennis elbow, rheumatoid-arthritis. They train your fingers, hand grip and forearm effectively. That leads to better workouts, and you can avoid several injuries. Ergonomically designed to fit small to large hand sizes. Perfect for men, women, seniors and teens.We can choose from various resistance level. There are ones for beginners as well as for advanced users. Built with the best quality materials and enhanced strong spring to sustain long-term and frequent use.Typically they are small equipment so you can use them when and wherever you want. If you confront any problem of our products, please feel free to contract us, we are ready to be help, we will solve your problem as soon as possible. Specifications: Product name: Grip Material: Steel, Sponge Grip size: 9.5 * 13cm Color: Blue, green, red, gray for you to choose Package size: 13 * 9.5 * 2.5cm Net weight: 60g includes: 1 * PC Grip