An excellent choice to prepare sushi and vegetables. Blades in stainless steel, molybdenite and vanadium, for an excellent duration of cutting-edge, razor sharpening, nonslip wood handles. According to the Japanese tradition, sharpening is on one side and the cutting-edge is thinner than the normal sharpening of occidental knives. This makes cuts neater and avoids to damage the delicate structure of raw meat and fish. Delivery time: 3-4 days Considering the particularity of the sharpening and of the steel used, it is strongly recommended to hand wash the blades and to dry them immediately and carefully.