The S7 Series has a total of 12 inches of comfort. It has 3'' of ventilated React+ support. S7 has 7” of ventilated React® material core. S7 has aqua blue piping around the mattress. It has the firmest feel of the collection.

Why won’t you just meet us in the middle – on the Simmons 10" Medium Hybrid mattress. Coils and memory foam layers come together to give you that perfect mix. It’s got premium memory foam and a soft comfy cover with Climate Cool™ moisture wicking tech. PLUS, even bigger individually wrapped coils toil through the night to provide that perfect amount of support, enable airflow, and isolate movement. We’re losing our minds just a little! Oh, and you don’t even have to step foot in a store to get a better night's sleep, this bed in a box ships right to your door! Just unpack, unroll, and start catching Fun-ZZZ's! Plus your new Simmons 10" Medium Hybrid Mattress-In-A-Box is CertiPUR-US certified. It's made without any of the bad stuff like mercury, lead, formaldehyde, CFCs, and ozone depleters – and are certified low VOC emissions for indoor air quality, meeting the standards for content, emissions, and durability. And in case you didn't already know, Simmons has been around for 150 years, so you can trust us with your new mattress!