File:House Harkonnen armour and hooded desert cloak concept art (ortho sketches) for Dune (2021) by Keith Christensen.jpg

Summary
Concept art of House Harkonnen armour with hooded desert cloak for Dune (2021), by Keith Christensen. Ortho sketches.

Source: Keith Christensen's ArtStation.com profile - "My design for the Harkonnen armor in Dune"