Details: Knives stay sharp for a lifetime with Calphalon classic stainless steel Self Sharpening cutlery with SharpIN technology. Sharpeners are built right into the block, automatically sharpening straight edge knives every time you remove them from the block to ensure peak sharpness at the start of every cutting task. The Knives are made from high carbon, no stain forged steel, and feature forged construction and a comfortably balanced handle. In addition, knife handles are labeled so you can always pull the correct knife out of the block. Sets include a great selection of essential knives for dicing, chopping and more.