I bought the West Elm Shelter Sleeper Sofa for when my family visits. After two years, it still looks like new and is comfy to sit and sleep on.

Sleeper sofas come in a range of sizes, from loveseats or chairs-and-a-half that convert into twin-sized beds and full-sized sofas that contain queen- or king-sized mattresses. Like buying a sofa ...

Even so, sleeper ... extra long (at nearly 100 inches), so you will need to have the extra real estate to accommodate it. Ballet dancer Isabella Boylston gets it. “I always appreciate a sofa ...

But if you are curious about buying a new lightweight mattress for your sleeper sofa, then take a look at the Zinus Green Tea Memory Foam Mattress, with prices starting at $399 (MSRP) for a twin ...