CERABIEN ZR (CZR) is a porcelain system for making all ceramic crowns on zirconia frameworks. Due to its extremely high flexural strength, single crown with CERABIEN ZR (CZR) on zirconia can be applied not only for anterior, but also for posterior teeth. The combination of CERABIEN ZR (CZR) and zirconia will give you enhanced esthetics and fit with maximum strength for overall superior restoration.