Sofa-bed sofa Melody DP №1 120 Reliable mechanism and ease of transformation. The principle of operation: the sofa is folded by tilting the backrest back (up to a click) and a slight extension of the seat forward. Advantages: ease of transformation, the ability to put the sofa close to the wall, the presence of a linen drawer, a large sleeping area. It is made with two wooden frames and spring blocks, which makes it particularly durable and comfortable. It has two positions: "sofa" and "bed".