Yaxell Gou blades feature an extremely sharp cutting edge. Constructed of Japanese SG2 Micro Carbide powder stainless steel and enveloped by 101 layers combined with alternating soft and hard stainless steel. Corrosion resistant powdered carbon steel has an unprecedented 63 Rockwell hardness. Powdered steel is used because it ensures a high degree of purity and strength. The resulting blade is extremely hard, ensuring an exceptionally sharp cutting edge. The surface impresses a fascinating Damascus design pattern. The handle is made of FDA approved black resin and linen Canvas Micarta with three stainless steel rivets. The canvas material is dyed black and brilliantly finished to last for decades. The engraved 18/10 stainless steel end-cap of the handle provides outstanding stability and balance. Handcrafted in Seki City, Japan with a lifetime warranty.