Sekimaru Roku Heijyu ST Japanese Kitchen Knife Deba 165mm Stainless Steel Knife I have opened the package once, but it has not been used. Therefore, the contents are in beautiful condition. It has been stored at home, but the knife is new and unused, so thank you for your understanding. Lightweight, easy to handle, and rust-resistant stainless steel. Dishwasher safe. Right-handed only. Can be sharpened with sharpeners, whetstones, or single-edged knife sharpeners. Stainless steel single-layer material: Rust-resistant and easy to maintain. Resin handle with excellent heat resistance. Can be used in dishwashers and dish dryers. Material: Blade: Stainless steel blade steel. Handle: Polypropylene (heat resistance 110°C)