ref. used. original from google
markers I use:
Letraset: Promarker permanent twin tip/Flexmarker/Aquamarker water-base twin tip/Metallicmarker water base twin tip, Copic Ciao, Stabilo: pen.68/point 88 fine 0.4, Fabrico dual marker, Textmark: 500/700, Djego dual tip felt marker, Pentel White Correction, Faber-Castell PITT artist pen, Copic multiliner