Tuff-Temp Plus Glaze refill, 3ml bottle glaze. Tuff-Temp. Bottle. 6ml. Automix cartridge system. Tuff-Temp is a provisional veneer, crown and bridge resin (rubberized urethane) that is strong, impact resistant and will not shrink or distort. It grips the tooth tightly and virtually eliminates fractures and debonding.Tuff-Temp grinds and powders during trimming without softening or distorting for perfect margins.