【Excellent Performance】This Chef Knife can meet all your kitchen needs. It's made of premium X50Cr15MoV German High Carbon Stainless Steel, the carbon content is about 0.46%-0.55%, makes the blade with high hardness and ability of proof rust, stain and corrosion. This black chefs knife can be used for your daily kitchen tasks of chopping, slicing, dicing and mincing of all kinds of meat, vegetables and fruits, brings you an efficient cutting experience. 【Black Titanium Technology】RITSU chefs knife adopt the technology of black titanium plating for the blade, greatly improve the performance of anti-rust and anti-corrosion. What's more, this surface makes the balde with non-stick properties, release the food and you're no longer to push the food which stick on the blade when every once slicing, highly improve the efficiency of the kitchen working. 【Ultra Sharp Edge】This japanese chef knife blade is painstakingly honed by professional craftsmen with 55±2 Rockwell Hardness (HRC), perfect edge long lasting sharpness and durability. Every blade edge is carefully polished to 11° ~ 13° that can makes the blade sturdy and sharp enough to get the job done efficiently. 【Ergonomic SUS430 Handle】SUS430 - Japan SUS series stainless steel, this kind of steel with characteristic of good anti-corrosion , low thermal expansion, excellent oxidation resistance and is not easy to deform. The Ergonomic handle is hollow with lighter weight and well-balance, even when you use this japanese chef knife for a long time, your hands will not feel tired. 【100% Satisfaction】Your satisfaction is our top priority. We provide lifetime free replacement. Our knife is a solid well crafted piece of work comes with exquisite gift packaging. All this features make our knives become a PREFECT gift choice for your lover, friends, family and colleagues. If you have any problem, please feel free to contact us anytime, we are 24 hours online and always here for you!