The Opinel No.8 is the most sold and versatile size in the ever growing line of Opinel folding knives. Built as an outdoor enthusiast piece it is also popular among hunters and fishermen. Note: Carbon steel has a low resistance to corrosion caused by moisture, which means that certain precautionary measures are necessary when using and storing a carbon knives: we recommend that you avoid damp environments and that you dry the blade after each use. Damage caused by corrosion is not covered by warranty.