These include: There are several top-rated mattress in a box brands, including Casper, Tuft & Needle, Purple, and Leesa. These brands offer a variety of mattress types, such as memory foam ...
I see this when a bed has been in the box for too long. Unbox your mattress within a week or two of it arriving. If it doesn't fully expand, contact Walmart for a replacement. Side sleepers on a ...