Ceramic Knife and Ceramic Vegetable Peeler Set - Black - New in Packaging! Ceramic knife is made of zirconium oxide - High-quality ceramic material developed in medical & space sectors Best existing material for knives - Blade stays sharp 10x longer and 1/3 lighter than steel kinves Extremely sharp blade provides accurate and clean cuts - Comfortable touch handle Cuts fruit, vegetables, and meats without bone with little effort - Does not oxidise food Non-allergenic, corrosion-resistant and non-magnetic - Food will not stick to it