Ingenio Ceramic Knives - BLACK / WHITE Ingenio Ceramic Knives, a complete range to help you in your daily life with high efficiency and safe usage. The 6 knives are very convenient and cut very thin thanks to the ceramic material, which is very light and precise. Its long lasting sharpness assure you a long use ! This range is composed by a sheath to protect the blade, and an Ingenio ring to protect the hygien of the blade, and also your fingers.