Polydentia- Cervical Matrix SystemBy: Polydentia Features & Benefits: Efficient system for class V restorations Have ends of different shapes, suitable for creating any type of restoration on the neck of the tooth. Flexible, so they bend along the vertical axis for insertion into the holder provided in the kit retain the rigidity necessary to exercise the proper pressure on the material during polymerization. Cervical restorations in the posterior areas are easy to make with the help