Kotobuki knives are made in Japan where knives are made for a specific use and purpose with a unique shape. These knives have a high quality stainless blade that keeps it's edge and is easy to clean. Petty knife is used for carving, paring, and peeling of vegetables and fruit. Its small size makes it more manuverable and easier to use for delicate or intricate work. Blade length: 5-7/8-inch Hand wash with a mild detergent and wipe dry. Sharpen with a whetstone.