The WÜSTHOF Gourmet Fillet Knife (Flexible) is a 16cm (6") non-forged stainless steel knife with a black synthetic handle, part of WÜSTHOF's entry-level Gourmet series made in Germany. A flexible blade for wafer-thin filleting, loosening fish fillets from the skin, or peeling fruit. Rockwell hardness 56 HRC.