The Pure2Improve Hand Grip Trainer Deluxe is the perfect tool to build hand, arm and forearm strength. Featuring a durable spring coil, this hand exercise tool features high-quality Red Aluminium Anodized handles, which forms a thickened and natural protective layer to give it that extra durability and an attractive look. Designed for a long lasting and continuous use. You can easily spend a few minutes performing hand exercises, it increases your resistance and endurance to pain within those hand muscles, the grips are also a great stress reliever. Due to the convenient and portable size of the Handgrip Trainer Deluxe, it can easily be stored away when not in use.