Forschner Chef's Knife with Black Fibrox Handle: Model VN-40523. 7" stainless steel chef's blade. Black Fibrox handle. NSF certified and dishwasher safe. NSF Certification means handle material repels all fluids and resists bacterial growth. NSF Certification allows a knife to be used in the resturant industy. The knife meets or exceeds sanitary health code requirements.