Dalstrong Ceramic Knives Set, Spectral Blades, V3 Convex Edge Dalstrong V3 edge technology: Our special convex edge grinding process delivers exceptionally less surface resistance and ruthlessly razor sharp edge The Dalstrong difference: Ultra sharp, will never rust, absorb oils, odors, acids, or salts Made from a proprietary blend of the highest quality zirconia and forged utilizing state of the art cold isostatic pressing process (CIP) Color coded: Select the correct knife from the drawer with a simple glance, the spectral blades ceramic knives are color coded for your convenience Our premiere ceramic knife collection set make for an ideal gift - birthday, wedding, anniversary, mom, dad, wife, husband, etc.