The high-performance stainless steel blade has a special edge for precise cuts. The nylon handle has antimicrobial protection to inhibit and reduce the growth of bacteria and fungi. This technology is incorporated during the handle injection process and lasts throughout the entire life of the product, but it does not eliminate the need to wash it. Deba: A strong blade that glides well in heavy cuts; widely used when cleaning and preparing fish. What's in the box Tramontina Sushi Knife Sushi Knife Deba (20cm)