This hybrid mattress offers the comfort of an all foam mattress with the breathability and support of a traditional innerspring mattress. It features: A conforming and supportive 850 queen coil count spring unit. A posturized center 1/3 that promotes proper spinal alignment. A Super steel edge support maximizes the sleeping surface and is ideal for use with an adjustable base. Serene quick response memory foam that eliminates pressure points and reduces tossing and turning. Feran Ice cover wicks away moisture and moderates sleeping temperature. This mattress has a premium plush feel.