The word "unassuming" means someone or something that is modest, humble, or doesn't draw attention to themselves. It refers to people, objects, or behaviors that are not showy or boastful, but rather down-to-earth and modest. Full definition
Fergus Feehily is a Berlin - and Helsinki - based artist known for works that present as unassuming in scale, content, and fabrication, but with time and close examination reveal a quiet yet enormous power. (themodern.org)