Bringing Innovation to tradition. ZWILLING; Pro is the synthesis of the traditional 3-rivet handle from our bestselling PROFESSIONAL S series combined with a revolutionary contoured bolster design developed by Matteo Thun. A smooth transition from handle to blade offers the perfect feel and optimal control over our famous cutting edge. Constructed from a single piece of Special Formula steel, these SIGMAFORGE; knives feature sharp, flexible and corrosion resistant FRIODUR; ice-hardened blades for lasting sharpness. ZWILLING; Pro a new experience in comfort and control.