Kershaw Leek A/O Black.KS1660CKT Sandvik 14C28N stainless steel blade and 410 stainless handles. With a stainless steel blade and handle both of which are coated with black Tungsten DLC this is one of the most rust resistant knives on the market. Designed by knife legend Ken Onion this knife features an ambidextrous assisted opening system. The Stainless pocket clip is reversible / removable depending on what you prefer. Made in the USA.