Find-Its 10-Piece Sheer Ribbon Cords with Extender Chain, 17 to 20-Inch, Black 10 Black Ribbon Cords per package 17 inch cord, with a silver extender chain allowing it to adjust up to a 20" cord Cord is 11mm wide; will fit any pendant with a 4mm hole Easily turn your creations or found objects into wearable art by simply putting your pendant onto the cord