Pentel Ain 0.5mm HB lead, 25 pieces, offering high-quality writing. ◯ Purchased at a bookstore in the city, but I bought too many, so I'm selling them. ◯ Unused and unopened. ◯ In my opinion, there are few scratches or stains, but please refrain from purchasing if you are concerned. ◯ Non-smoker. ◯ Ships within 24 hours.