Furniture device with adjustable firmness

A furniture device configured to receive the weight of a being, said furniture device having a holding arrangement and at least one section comprising a base, a movable plate element, a moving mechanism and at least one elastic device, the plate element being configured to interact with the at least one elastic device and to be moved by the moving mechanism in respect to the base in order to adjust the firmness of the at least one elastic device, the elastic device comprising a pocket made of a fabric, and an elastic member, the elastic member being arranged within said pocket, the pocket being attached to adjacent pockets whereby the attachment is formed so that adjacent elastic devices may move independently from one another along a first distance, as measured from a free end of the elastic device and in a direction perpendicular to the plate element, the holding arrangement comprising a connecting portion and a holding member, which is connected to the at least one elastic device via the connecting portion, such that the at least one elastic member is compressed and relaxed respectively over its entire length during movement of the plate element upwards and downwards, the connecting portions being arranged on a straight line, which extends through the center of two or more attached elastic devices characterized in that the holding member is a flexible thread or string, which extends from the base to directly connect to each connecting portion and back from the connecting portion to the base thereby forming a V-shape with peaks and valleys.