FlyingColors Chef Ceramic Knife Set, High Quailty Very Sharp, 6" Chef Knife, 5" Slicing Knife & 4" Paring Knife, Black Blade with Gift Box, 3 Piece SET INCLUDES: 6-inch ceramic chef's knife, 5-inch ceramic slicing knife and 4-inch ceramic paring knife. BLADE THICKNESS: 4mm Ceramic knives with black handles, lightweight and ergonomically designed, evenly balanced for easy use and comfort. Healthy, not corrode and resists bacteria. Ceramic knife has no metal taste when cutting delicate vegetable such as tomato, but not for bones, hard surface foods.