Sealy Performance™ Collection – Durable all-over support, plus exclusive Posturepedic Technology™ for reinforced support where you need it most, for a truly comfortable night’s sleep. Posturepedic Technology™ – Targeted support where you need it most. Sealy’s exclusive Posturepedic Technology™ targets the heaviest part of your body, with reinforced support where you need it most. Only Posturepedic Technology’s zoned support gives you deep, targeted support for exceptional all-over comfort. ComfortLoft™ Cover – Mid-loft, soft knit fabric with durable spun yarns for a plush feel next to your body. Response Pro Encased Coil System -Barrel-shape coils with dual-stage design to ensure you get the right support, where you need it. Encased to allow each coil to move independently, for more targeted support and reduced motion transfer. SealyCool™ Gel Foam – Cushioning foam with gel added for additional flexible, durable support. SealyCushion™ Air Foam – Cushioning foam formed with peaks and valleys to allow additional airflow, as well as added softness for more comfort. SealyCushion™ Foam – High quality cushioning foam used in the quilt and comfort layers, in a range of comfort preferences. DuraFlex™ Edge System -High-density, flexible coil border surrounding the mattress for better edge support, more usable sleeping surface and improved durability. The foams used in these Sealy mattresses are CertiPUR-US® certified. To be paired with a Sealy Essentials StableSupport™ Foundation – Exceptional engineering creates a durable base for the mattress, in coordinating fabric. Adjustable base compatible.