The ballast by Berkis with a blade length of 30cm, is bulky like a knife, but remains light and easy to use. It has a thin, wide, and long blade. Its design allows it to easily and quickly cut bones in meat and poultry, cut vegetables, and chop meat. 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.