Each Porsche Design Black extraordinary barrel is made of fine stainless steel threads which are finished with a special PVD-coating. The Porsche Design black fountain pen is equipped with a completely rhodinized 18 carat gold nib. Fine, Medium, or Broad.The TecFlex line from Porsche Design employs a stainless steel mesh borrowed from the racing world. The extraordinary flexibility of this material perfectly suits the nature of the products.
