First introduced in Spyderco*s Reveal Volume Two, the Endela literally splits the size difference between the iconic Endura 4 and Delica 4 Lightweight models. The latest version of this model supercharges the full-flat-ground PlainEdge blade with the addition of K390 MICROCLEAN tool steel. This cold work steel is made by Bohler-Uddeholm and specially formulated to withstand the rigors of demanding industrial applications.Its advanced alloy composition also makes it an exceptional blade steel and the defining feature of this elite family of Spyderco knives. The distinctive blue fiberglass-reinforced-nylon (FRN) handle of this knife includes Spyderco*s trademark Bi-Directional Texture.