Crowns that are pre-trimmed, belled and crimped for fast and easy placement. Accurately duplicates anatomy for better fit and performance. Superior longevity compared to multi-surface amalgam fillings. Permanent molar selection can be used for long-term cases with economic considerations. Crown set is packaged in a stackable tray that provides convenient, easy storage of 3M prefabricated crowns. High-quality stainless steel with lifelike height, contour and occlusal surface.