* ULTIMATE COPPER INFUSED: Copper Joe wrist braces are constructed with up to 88% copper which we infuse directly into the nylon to help provide relief from ailments such as arthritis, tendonitis, joint inflammation, Tennis, Bowling and other wrist pain. * MANUFACTURER’S FULL WARRANTY: We're here to provide superior service. If you’re not happy after buying, simply contact Copper Joe. If we can't fix your problem, we'll give you 100% of your money back! We're that confident in the quality of our recovery wrist wrap sleeve. With a guarantee like that, why look anywhere else? * Whether it's carpal tunnel, arthritis, thumb arthritis, tendonitis or tendinopathy, ganglion cyst or a wrist sprain / strain, our copper wrist brace will provide the support and relief you need!