... : white and black or at customer's requestHandle colors: black,red,yellow,purple,green,blue or at customer's request.Blade ... very thin-slices smoothly* Long lasting life than steel blade---ceramic zirconium Oxide blade, second only to Diamond in hardness* No ... " 1.5-1.6MM 5"-6" 1.7-1.8MM ceramic knife set red zirconium