• Uses: MCP joint problems, CMC joint degenerations Dequarvein, carpal tunnel and dequarvein together Support the wrist and thumb Air-permeable, moisture-transferring, anti-allergic features provided by polypropylene fabric produced with advanced technology, high comfort and harmony, anatomically shaped design that fits perfectly on the hand, wrist and thumb, sculptable thermoplastic splint. XS size :14-15 cm S size : 15-16.5 cm M size : 16.5-18 cm L size : 18-19.5 cm XL size : 19.5-21 cm XXL size : 21-22.5 cm