Powerball Wrist Power Gyro Ball Hand Forearm Strengthering LED Gyroscope Ball

Features

BUILD GRIP amp ARM STRENGTH As you spin Powerball it generates resistance the faster you spin the stronger the resistance will be Harness the immense power of Powerball at fast speeds to build solid upper arm muscles a stronger wrist and the ultimate grip
GREAT FOR REHABILITATION At low speeds Powerball is highly effective in injury rehab and pain relief Weather its a wrist hand finger or forearm injury or stiffness and discomfort in these joints then Powerball is for you Used by millions worldwide for injury prevention amp recovery carpal tunnel tendonitis breaks sprains etc
100 ISOMETRIC EXERCISE Powerball generates isometric resistance as you spin it Isometric resistance engages a much higher percentage of muscle fibres than standard isotonic training eg free weights does It is also nonimpact making it a form of strengthening that places ZERO strain on your muscles as you exercise
ENHANCED SPORT amp MUSICAL ABILITY An effective exercise tool that will dramatically improve grip strength and finger dexterity Powerball is a musthave product for all serious athletes golf tennis climbing boxing etc and musicians guitar drums piano