A measure of how much vibration is transmitted across the mattress; for memory- and latex-foam mattresses, higher scores indicate ease of changing sleep position. Indicates how firm a mattress is ...

What to shop in the Serta Black Friday sale on Perfect Sleeper mattresses? Let’s go over what versions of the Perfect Sleeper mattress are available: First, there’s the Serta Perfect Sleeper X ...

Imagine a firm, supportive mattress. Or, one that’s excellent ... First, there’s the Serta Perfect Sleeper X Hybrid, then the Serta Perfect Sleeper X Quilted Hybrid, Serta Perfect Sleeper ...

Our comfort ratings are based on members' average comfort rating for their mattress brand and type on a scale from excellent to very poor. Brand owner satisfaction is based on members' average ...

Right now, through December 8, you can save up to $500 off select Perfect Sleeper mattresses from Serta thanks to a huge mattress sale. Getting $500 off a new mattress is nothing to scoff at ...

We found the best mattress deals at Amazon, Wayfair, Mattress Firm, and more on Black Friday. Save up to 66 percent on memory ...