Vktech Golf Wrist Band Golf Practice Training Wrist Aid Continual use of the tool has helped improve your wrist action and has resulted in extra distance and accuracy You could use this at home also without a club ! Fantastic results ! Suitable for both right and left-handed golfers, as well as female golfers and junior golfers Size: 22.5 * 14cm / 8.9 * 5.5"(longest*widest)(unfolded) reccommend this tool for anyone that wants to improve their shot making and consistancy through out their entire bag, from driver to putter !