With the uncompromising support of an innerspring and the unparalleled comfort of memory foam, the new Beautyrest Beyond™ Hybrid Firm is the ultimate hybrid. Measuring 14 inches high, this mattress is one of the firmest in the Beyond™ collection. It features a layer of infused BeyondCool™ Memory Foam that uses ultra-strong, conductive carbon fibers to deliver a consistently supportive and cool sleep environment. Under its ultra-stretch cover, cool-to-the-touch Phase Change Material works to continually adapt to your body temperature and movements throughout the night for an ideal sleep environment.

Key Information

  • Comfort type: Firm

  • Phase Change Material

  • BeyondCool™ Memory Foam

Support System

  • Beyond Series 5X™ Support Technology

  • BeyondCool™ Memory Foam with Carbon Fiber

  • Ultra-High-Density Memory Foam