Designed for ultimate comfort and support, our 10-inch hybrid bed in a box features four distinct layers of high-performance technology for the perfect balance of responsiveness, pressure relief, and cooling airflow. Our unique combination of two innovative comfort technologies, adaptive sealy foam and innerspring coils, provides universal comfort and support for every unique preference and body type. Proudly backed by the sealy name and warranty with 130 years of mattress innovation and over 100 million mattresses sold, only sealy bed in a box can deliver this level of quality and craftsmanship right to your front door. Expertly engineered and tested beyond industry standards, every sealy mattress is backed by a 10-year limited warranty you can rely on, night after night. Conveniently compressed and shipped directly to you ? No movers needed! Your sealy compressed, boxed mattress is compatible with all foundations and adjustable bed frames. Simply place the mattress where you?d like it, wait for the bed to expand back to its full size and get ready to finally experience what it means to sleep well. Really well. | sealy 10-inch hybrid bed in a box medium memory foam mattress offers 4 layers of combined foam and innerspring comfort technologies to deliver premium pressure relief where you need it most.individually fabric encased bolsa coil system provides individualized support for any-position sleepers. Responsive layers reduce motion transfer and prevent sinking for full-body relaxation.the high-density, quantum edge flexible coil border increases the overall sleeping surface delivering more stability and improved durability for years of quality use. This means no sinking. Our sealysupport? Firmer foam bottom layer creates a solid foundation.10-inch mattress delivers advanced pressure relief and responsive support for a full body sleep system.mattress includes a removable comfort knit cover. Our high-performance fabric is stretchable for added softness against your body while you sleep.certipur-usâ® certified safe for your home. A winning combination of harmless, tested materials, our mattress foam is made without ozone depleters, pbdes, tdcpp or tcep, mercury, lead and other heavy metals, formaldehyde, phthalates regulated by the consumer product safety commission and low voc emissions for indoor air qualityplease allow 24 hours for the mattress to expand to it's full lofty shape prior to your first night's sleep.mattress is compressed and packaged in a box, allowing it to easily be delivered to your door and expand to its full shape inside your home. No movers needed! Getting acquainted with your new product: in the beginning it may feel different than expected. We recommend sleeping on it for a few weeks in order to give your mattress a chance to ?break-in? To the way you sleep. As with most new purchases, any ?new product smell? That you may experience is harmless and will dissipate in a couple of weeks.your purchase includes a 10 year limited warranty protecting it against defect for years of quality use. You can rest easy knowing both the quality and the durability of your new sealy mattress are of the highest standards.