A Guide to Buying a Sleeper Futon A sleeper futon can be an excellent addition to any apartment or guest room. Unlike a traditional Luxury Foldable Floor Couch Sofa Bed in Sofas it comes with an under-the-bed mattress inside the frame that can be pulled Linen Sectional Sofa: Pull Out Bed Storage (Highly recommended Reading) when needed. Futons look like sofas and serve as seating during the day, however they can also be converted into twin beds at night. They typically have a lounge-like feel and are popular among people who are on a budget. Size If you're looking to purchase a sleeper sofa, you should consider the size and number of people you'll be sitting. Futon beds are available in a variety of sizes, and can accommodate sleepers ranging from twin sleeper sofa to California King. You should also think about the type of futon frame you want, as these can vary in style and size. Some are sleek and modern, while others are rustic and have a look that will blend well in a country-style home. Make sure you have the space to move the sofa. It will take up quite a bit of space.