An useful technical information: who wants to use this bed base into a bed structure will benefit from the flexible joints which take up very little space. They are internal to the frame of the bed base with pivoted slats: solid and non-deformable and at the same time able to cushion the weight of the body and to adjust the resistance of the slats, in order to offer the right support to the spine. In the middle the slats are equipped with adjustable sliders in order to customize the rigidity of the bed base according to the needs.