A sofa designed as a big unit game, matching free and organic shapes, matched or opposed offering original solutions suitable for domestic living rooms but also for wide contract spaces. Playful geometries with countless compositions, to be designed profiting from eleven units and three different types of arms, with different sizes, shapes and heights to be used freely: a central unit used as terminal unit, a vice versa, or self-standing becoming a pouf; the back panel can be used as a side panel or a separ