12” Serafina™ Split King Gel-Memory Foam Adjustable Mattress Only

Adjustable Cooling Comfort & Support

Serafina Adjustable Mattress

The four layers of the Serafina mattress gently adapt to your body’s contours while helping to relieve pressure points and promoting proper spinal alignment. Made specially to work with an existing adjustable frame, this mattress bundle creates a Split King to give you the optimal combination of relaxation and individualized comfort.



  • Mattress Thickness: 12"
  • 2.5" Top layer of Gel-Memory Foam for cradling comfort and the optimal sleep temperature
  • 2.5" Middle layer of FlexTech CustomWave foam for a responsive feel and increased airflow
  • 3.5” Base layer for deep support and unparalleled stability
  • 3.5” Contoured base layer designed to adjust as the adjustable frame moves


  • Helps prevent tossing and turning for a deeper sleep and a rejuvenated tomorrow
  • Evenly distributes body weight for the perfect balance of comfort and support
  • Mattress holds its shape with no flipping or rotating required
  • Soft, quilted mattress cover and tailored designed for adjustable base
  • Comfortable, personalized support
  • 20 Year Limited Warranty
  • Foam made in the USA