Type of writing instrument: Ballpoint pen ZEBRA Zebra Knock-type ballpoint pen K-151 Set of 2 Total length: approximately 135mm The ink was old and no longer flowed, so I replaced the refills with new ones. Although unused, they have been stored for a long time. There are scratches on the body. Please understand this before purchasing. ☆ Please refrain from price reductions and selling individually.