The inner life of upholstered furniture is the basis for seating comfort. The pre-upholstery creates the prerequisite for the exact fit of the cover. The construction of frame and cushioning is determined by the design. Frames made of wood or metal are the base. On top of that, you have the cushioning. Moulds and foam of varying densities model the cushions. The cushion fillings are chosen according to the use of the piece of furniture and the best possible ergonomic comfort.