Pro Le Blanc Four-Piece Steak Knife SetIntroducing an elegant new color for Zwilling Pro Now, Zwilling Pro, the most user friendly knife on the market, is available with elegant matte white handles. Introducing Zwilling Pro Le Blanc. The Pro Le Blanc line is available in a variety of knife shapes, including the ever useful 4" paring knife and the "workhorse of the kitchen," the 8" chef's knife. Additionally, it can be purchased in two stocked knife blocks, one with self sharpening slots.