Five-Line Staff Pen

• Five-line staff pen for music score writing.
  
• Includes black ballpoint pens. Ink is always black.
  
• Ballpoint pens replaceable with 70mm (2.75") ink refills.
  
• Cover made of PLA plastics, different color to choose from. Smooth shape for easy writing.
  
• Sold as each.
  

If choose random color, we'll randomly choose a color for you.