The Stoneheart Extra Firm mattress is a step up from the Bradshaw Gel Firm with the Custom Support® Individual Advantage™ 886 with ventilated wrapped carbon steel coils that react individually to each sleep partner. ComfortRight™ Layers - Serta’s Comfort Right™ Layers, an advanced system of foams and fluffy fibers, is designed to provide instant comfort. This helps reduce the pressure points that can cause tossing and turning so you can sleep more comfortably through the night.
Cool Twist™ Gel Memory Foam designed to help move heat away from your body, to promote a balanced sleeping temperature.
Custom Support® System - Custom Support® Individual Advantage™ 886 This exclusive innerspring system features ventilated wrapped carbon steel coils that react individually to provide excellent body-hugging conformability to each sleep partner while helping to promote proper back support and alignment across the entire body. Cool Balance® Elite - We combine performance fabric and our enhanced airflow mattress design with a unique ventilated coil system. Together, these 3 features work to help provide luxurious comfort and a balanced sleep temperature night after night. TrueSense™ Design - TrueSense™ Design 4.0 is our elite level support system of individually wrapped coils is designed to allow each coil to move independently in 4 directions, providing the ultimate in personalized
... read more