Plus, with millennial-approved retailers like Floyd offering modular sofas that you can make as long as you want, theoretically any comfy couch can become an elongated sleeper sofa if you want it ...

Perfect for a living room or compact condo, these stylish convertible sofas prove that function can also be fashionable.

While not an official fold-out sleeper sofa, the back cushions flop ... Then sit back and relax. Modular furniture—any sectional that comes in several parts so you can adjust your sofa to ...