Discover greater sleep with premium materials, leading sleep technology, and an advanced support system align with the reimagined 15.25’’ Beautyrest Black® Series Two tight top mattress. Its plush comfort level is perfect for side sleepers who like contouring comfort that responds to your movement with a soft-yet-supportive feel. Two layers of SurfaceTouch™ Gel memory foam are quilted into the sleep surface, unlocking immediate, advanced pressure relief—plus, two other layers of GelTouch® foam provide comfort, support, airflow, and breathability. Finally, a layer of Beautyrest® Gel memory foam provides extra pressure relief. For the mattresses support system, Triple-Stranded Pocketed Coil® Technology offers the most advanced, lasting support for an undisturbed rest. Keep your cool with Sleep Climate™ Technology and Micro Diamond™ memory firm, both of which transfers heat away from the body thanks to cooling yarn tops on the surface and diamond-infused particles. This hypoallergenic mattress is made with eco-friendly CertiPUR-US foam that meets rigorous standards for emissions, content, performance, and durability. Mattress protector recommended. Adjustable base compatible.