Our blades never need sharpening and our blades are made of high quality Japanese steel.Features: * Dishwasher Safe and a limited Lifetime Guarantee. * Double-serrated stainless-steel blades never need sharpening so you get that perfect cut every time. * Textured no-slip polypropylene Handles for less accidents. * Handles permanent bonded to blade for long lasting durability. * For Right or Left handed use.