Hamar Olympic Amphitheatre is oval and has wood as the main construction material, both for the interior and the exterior. Overall it is long, wide and tall. Architect Ola Mowè of HRTB chose the shape to connect various spatial designs and types of buildings in the neighborhood. The dark color was chosen to counteract the otherwise lively array of colors in the surroundings. The roof was built using laminated wood lattice girders. The longest beam span is . The exterior walls are clad with boards, panels and decorative molding. The interior wall are covered with pine panel.