architectural interior sketching 3 is from the series of interior sketching step by step.

Paper: Canson marker pad A3
Linework: Rolling ball Pilot precise EF, paper mate flair M
Markers: copic warm grey 1,2,3,5,7,9, blues BG70, BG72, BG75, BG78, earths E41, E43, E44, E49, yellows Y23, Y26, Y32, Y36, YR14
Shadow lines: French grey 90% prismacolor pencil
Highlights: white gelly roll, white zebra corrector

Music: Faith, Vibe tracks from youtube