Every knife in the I.O.Shen range uses the very latest technology to construct a blade that is amazingly sharp and will retain its edge much longer. A quality knife serves as an extension of the chefsÕ hand. Whether used to delicately slice vegetables, crush through bones or fillet the freshest of fish, a sharp knife is an essential tool for all food preparation. I.O.Shen knives are crafted from quality Japanese stainless steel using Triplex Technology. Each knife has been individually sharpened to a 15-degree angle to ensure accurate slicing every time. Sharp, balanced and stylish, the Mastergrade range offers you a professional suite of quality knives.&We canÕt sell knives to minors. ToÊensure that knives are only sold to those over 18 years of age. This product will require your identity being verified & the item will be shipped requiring signature on delivery.We apologies for the few minutes this extra step takes but we need to do our part to keeping our streets safe."