The knife general use by Opinel is for all uses in a kitchen and is easy to use. It is a knife that can perform all small cutting tasks, such as cutting onions, herbs, and cleaning and cutting your vegetables. It is ideal for preparations that require detail and precision. It is made of stainless steel, a popular material for knives, it is particularly durable and does not corrode. It is a combination of carbon and iron as a base, and chromium is added to repel stains and give the blade a glossy finish.