2 Piece (6'' Chef Knife, 4'' Paring) Ceramic Knife Set with Ceramic Peeler,White Blade,by aimi Ceramic Knife is super sharp, never need sharpening, it is 10 times hard than regular steel. Ceramic Knife is non-reactive with food, keep original taste and color of fruit and vegetable. Ceramic Knife is easy to clean, no rust, hygiene and keep you away from germ and bacteria. Ceramic Knives are a perfect complement to your steel knives.