A powerful golf swing is a combination of strength in the core, shoulders, forearms, wrists, and fingers. Ultimately it's the forearms and wrists which transmit ALL the force created by your body into the clubhead. All you need is just the right gear to train, PowerMax Spinball can generate over 100kgs of gyroscopic resistance that is trusted by golfers worldwide to replicate the power of a hard-hitting swing and more. This training handball comes with rapidly spinning rotors that progress as more spinning is being executed. Simple to start with a pull-string. Rotational wrist movement in synchronizing with the Spinball strengthens your forearm, wrist, and hands for BETTER GRIP and muscles. This would help you to: Keep your wrists & arms muscle in the best condition and top shape with Regular Spinball Training! Golf requires powerful wrists & forearms capable of hitting a ball far across the green. Each of part the body must work together to bring the finesse and fluidity and sheer power Required for the perfect swing. Exercise with Powerball allows for greater mobility, flexibility, and endurance in your limbs and better cope with the pressure from hours of swinging a golf club. Material: ABS + LED + Steel Package Inclusion/s: 1 pc. GyroSpin LED Wrist Training Handball