Melange 4-Piece Ceramic Knife Set with Blue Handle and White Blade, Includes 6-Inch Chef's Knife, 5-Inch Santoku Knife, 4-Inch Utility Knife and Acrylic Holder Includes - 6" Chef's,5" Santoku, 4" Utility, Acrylic Holder; All knives have blue ABS ergonomic handle Knives do not rust or leak/transfer metal ions from long-term exposure to moisture, oils and acids in common foods; Knives are non-reactive to food Significantly sharper than steel knives; Ceramic blade preserves its sharpness 8-10 times longer than traditional steel blades Lightweight and comfortable to use (weighs approximately half of an equivalent metal knife) Not dishwasher safe - but ceramic knives are easy to clean as they are not stained or affected by substances such as salts, acids and juices