ZWILLING brand dates back to 1731 when knife-maker Peter Henckels from Solingen registered the "Twin" symbol as his trademark with the Cutlers Guild of Solingen. This symbol which is now well-known all over the world is thus one of the oldest trademarks in the world. Today products by ZWILLING are recognized globally as the symbol for the highest possible quality and function. ZWILLING is best know for the extreme high quality of their cutlery. The ZWILLING logo represents the first line they created which is the twin line. Some of their lines include the award of excellence winning ZWILLING 4 star knives, twin four star, Miyabi, the award winning Pro S, Pure, Signature, Aurora and Spirit.