Featuring high quality Martensitic stainless steel blades, this knife block by Richardson Sheffield boasts precision taper ground blades that have been expertly designed, the blade tapers from the spine to the cutting edge for effortless precision cutting, greater stability & durability. Made with stylish white & steel handles, this knife block set is supplied with a 25 year guarantee. Please note: Always use your knives on a wooden or plastic cutting board to avoid blunting the blade. Remove & hand dry the knives when using a dishwasher & the cycle has ended, do not leave them to soak, as this can cause staining. If staining does occur, polish with a soft cloth & a stainless steel polish.