Thomasville Tranquility 12-Inch Gel Memory Foam Medium Mattress


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Why You’ll Love It

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  • adjustable friendly

    Upgrade to better sleep— elevate your support and discover the perfect mattress with adjustable bed base compatibility.

  • bed in a box

    Where comfort meets convenience and gets delivered to your doorstep— who says you can’t have it all?

  • latex inside

    Breathable, buoyant, and naturally supportive for the best sleep of your life— every night.

  • memory foam

    With a targeted response to body weight, contouring quality, and hypoallergenic design— brighter mornings await.


Create a soothing sleep environment with the balanced comfort and unmatched temperature control of Thomasville's Tranquility 12" Gel Memory Foam Medium Mattress with a machine-washable, cooling zip-off cover. Incorporating industry-leading sleep technology, the self-ventilating gel-infused memory foam layer directly below the surface provides high airflow and contouring comfort with 2-inches of responsive engineered latex beneath. A high-density support foam base encourages proper spinal alignment with lasting support, while the patented Edge Plus™ foam perimeter tray minimizes sagging and extends the sleep surface.


  • Comfort: Medium
  • Cooling IceLux Fabric Cover: Removable, machine-washable, cool-to-the-touch cover with a 360° zipper and innovative IceLux fabric maintains a fresh and comfortable sleep environment.
  • Cooling Air Flow Gel Memory Foam (Comfort Layer): 2" of gel-infused memory foam with contouring comfort and a large open-cell structure for self-ventilation that allows air to freely circulate and maintain a cooler sleep environment.
  • Engineered Latex Foam (Comfort Layer): 2" of ultra-responsive engineered latex for body-conforming pressure relief.
  • Patented Edge Plus™ Perimeter Support Foam Tray (Edge Support): Provides solid edge support at the perimeter of the comfort layers with a patented foam tray to increase the sleep surface and prevent the edges from sagging.
  • Reflexa Foam Support Base (Base Layer): 8" of high-density foam at the base to ensure durable and long-lasting support.
  • Made with CertiPUR-US® certified foams that meet rigorous standards for emissions, content, performance, and durability.
  • Adjustable friendly memory foam mattress in a box
  • Create a clean, allergen-free sleep environment by adding Malouf's Prime Terry Waterproof Mattress Protector
  • Warranty: 10 year
  • By Thomasville
  • Imported
We have purchased all of our bedding for the last 30 years from City Mattress and your products and services have been consistently excellent. Thank you!!! Newton B. Green II