This spring unit consists of a multitude of small single springs, each flexibly connected, with unknotted end rings and a specially formed geometry. The spring offers high support, even under the slightest pressure. Because of their flexible connection, the springs can do their elasticity job and adapt to every body shape. The Offset spring unit has, compared to a Posture spring unit of the same size, up to twice as many single springs and adapt well to body shape due to high spring density.