A double-ended marker pen with fine tips on one end and a thicker tip on the other. Use two different line widths with a single pen for increased work efficiency.

Sourced straight from the official Korean shop. We purchase it on your behalf, receive it at our Seoul hub where we confirm it’s the right item and check the exterior for damage — sealed items stay sealed — then repack it safely for the trip overseas. You can follow every step in your order timeline.