The CMCcare thumb brace reduces pain from CMC joint arthritis by realigning the first metacarpal and stabilizing the CMC joint. The embedded stay contours around the thumb for customized support. The molded brace is heat adjustable and the strap is adjustable and replaceable. The ideal support for comfortable, long-term reduction of CMC joint pain.- CMCcare Thumb Brace, Left, Small (Not to be sold on any third party online store or site, such as Amazon, Walmart, etc)