Our range features various mechanisms for converting your sofa to a bed. The most common mechanisms are pull-out, fold-out, and click-clack options, which are all incredibly easy to use.Pull-out: The seat cushion slides out, revealing a hidden mattress underneath.Fold-out: The entire sofa folds out to create a flat sleeping surface.Click-clack: The backrest folds down, and the seat cushion clicks into place to form a bed.