CFS FLEXIBLE is an injection foldable, flexible, thermoplastic nylon with trace amounts of colorant added. CFS FLEXIBLE is used for fabricating removable dental prosthetic appliances such as partial dentures, orthodontics devices, occlusal splints, and night guards both permanent and temporary. Because it can be used to create completely non metallic prosthetics, it is perfect for making removable dental prosthetic appliances for metal allergic patients