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.

Don't just dream dreams – sleep on them! Our Simmons 12" Plush Memory Foam Mattress has a supportive base layer with a comfy cover and Climate Cool™ moisture wicking tech. It helps you sleep at your ideal sleeping temperature – so now even your puppy can't wake you. Don't have a pup? OMG get one! And guess what- this bed in a box can ship right to your door or fit in the trunk of your car! Never encountered a mattress-in-a-box before? Its easy to setup, you just unpack and unroll! Did you know, the Simmons 12" Plush Memory Foam Mattress-In-A-Box is CertiPUR-US certified? That means it meets the standards for content, emissions, and durability. So they’re 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. And in case you didn't already know, Simmons has been around for 150 years, so you can trust us with your new mattress!