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 ...

Learn more Before the bed-in-a-box industry took off in the 2010s, there were three major mattress brands: Serta ... adds a quilted foam top layer with an optional plush pillow top.

$391.99 at Mattress Firm Serta iSeries 2.0 Hybrid 1000 12-Inch Medium Mattress, Queen Get 33% off this top-rated Serta hybrid mattress for a limited time only at Mattress Firm. $1,389.99 at ...