A rectangular plate for forming a hollow furniture structure is provided. The plate (103) comprises a first surface (104), a second surface (105), and a first and a second edge portion provided at a first (106) and a second (107) end portion of the plate (103) respectively. The first surface (104) is provided with at least two parallel elongate slots (112, 113) by which the plate (103) is arrangedto be folded to form the hollow furniture structure (101a, 101b).