Storage items comprising a structure which contrasts with the internal volume of niches or fronts. Structures in Epoxy lacquered 15/10 sheet steel : top and sides joined by a patented process (the upper shelf completely conceals the mechanical linking-piece which joins the top and each side, the two pieces being joined by a laser-cut comb-shaped linking-piece). Shelves and fronts in lacquered panels. Must be fixed to a wall.