I think that simple forms are the best way to experiment with copics. Practice will help to understand how light reflect off an object and how this should be represented when rendering
industrial design product sketches on Behance
Power tool sketches on Behance
Sketches we like / Pencil Sketch / Analog / Glases /
Sketch of electric salt and pepper mills ALASKA, by http://www.nicolasbrouillac-designer.fr/
Ergonomic Drill/Driver Exercise by Tom Zipprian, via Behance.
Sketch-a-day: industrial design copic marker and prismacolor drawing by Spencer Nugent
Hair dryer rendering #id #industrial #design #product #sketch #footwear #s