We purchased a Simmons King size mattress and Box spring last November from Jordan's furniture. The thing has sagged on both sides and we are sleeping in valleys with the center of this mattress higher and firmer than the sagging part. the side of the mattress is also sagging outward. We called customer service and they came out and looked at the mattress. for this manufacturer the mattress is within specs. They claim it must have an indent of 2" before it is deemed Defective. Although they told me that other manufacturers have only a... read full review »