GSI Creos makes three different types of Gundam Markers for drawing panel lines, but don't us a lot about the differences between them, so here's a review/ov
Metallic Model Gundam Markers - 6 Piece Set, Hobby Lobby
The Gunpla Panel Lining: Gunpla's Guide to Markers and Paints
Building A Gundam - Bandai's HGUC RX-78-2 Part 9: Panel Lining
Mr. Hobby Gundam Marker Liner Type GM01 Black - Newtype
YOU WON'T FIND A GUNDAM MARKER LIKE THIS: MDDEL Flourescent Marker Review
GUNPLA TIP : Gundam Marker Panel Lining
MI EXPERIENCIA CON GUNDAM MARKERS!!
Gundam Airbrush Marker Guide
Panel Lining Gunpla : Arti Warna-Warna Gundam Marker untuk Lining
Gunpla Tools & accessories: DSPIAE Soft Tipped Markers
GSI Creos Gundam Marker EX Review - Hobby Clubhouse
Customer reviews: Mr. Hobby - Pour Type Gundam Marker [Black], GSI Creos Gundam Marker (GM301P)
GUNDAM MARKER GM301 BLACK POUR TYPE - GSI Creos - Mr.Hobby – BlasterChile