Forearm Flexor Exerciser Product Details Durable, affordable and adjustable tension forearm builder. Used for improving grip whether in sports activity or simply to improve a better handshake. Molded plastic construction for smooth, hinged action. Forearm and hand strength are crucial to peak performance in numerous sports activities, e.g. golf, baseball, tennis, football and bowling. With that in mind, Altus Athletic has designed a full line of superior products tailored to the user's size and fitness level. Lightweight and portable, these products allow you to build strength and flexibility for your forearms and hands at home or on the go. Builds powerful wrists and forearms for enhanced performance in any sport Heavy-duty steel spring with adjustable stabilizer, and adjustable wrist pad to control tension Perfect size for travel Foam padded for extra comfort and protection WEIGHT: 2 Lbs