Kershaw's composite blade Leek offers Ken Onion's distinctive design as well as the assisted opening system. With flipper, the user can smoothly and easily deploy the 3" Sandvik 14C28N steel blade with one hand, either left or right. This Leek features a thin copper line running through the blade, adding great detail to the cosmetics, the copper line also bonds the razor sharp D2 cutting edge to the Sandvik spine. Made in the USA.