So, you’re on a hunt for the best mattress-in-a-box. Welcome to our world. We’ve spent countless hours researching, talking ...

But if you have an older metal bed frame that requires a box spring or mattress foundation, or if you just want to add some extra height to your bed, you’ll want a foundation that supports your ...

Here’s how it works. Mattresses in a box have made it easier than ever for sleepers to find a bed just right for your sleep style. Boxed beds have been flattened and rolled but once they’re ...