Super sharp, Kyocera Revolution series ceramic knives sport an ergonomically designed handle with white ceramic blade. The blade is thicker than most ceramic knives and has a rounded tip to prevent chipping. These knives are super sharp. Sharper than stainless steel and don't stain or rust. This industrial strength blades are non-reactive. They won't leave a metallic taste or smell on food, nor will they change the color of any food you cut, even lettuce.