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BedInABox Tranquillium

Owners Rating

Product description from BedInABox:

Smooth Knit Cover:

Luxurious 420 gram weight circular knit cover with a striking blue border fabric. It sleeps as good as it looks.


3" Comfort Layer:

3 inches of CoolRest 3lb Memory Foam - the most advanced, consistent and highest quality gel foam available.


2" Transition Layer:

2 inches of Pluralux foam that maintains the cushioning of the memory foam comfort layer while slowly building support.


7" Support Layer:

7 inches of Sure Align 2lb density support foam. Designed to support and correctly align your spine.

From the GoodBed Editors:

To decide whether a BedInABox mattress is the right choice for you, watch our in-depth video overview or read our expert coverage.  

Bottom Line Is this a good bed for you?

Fit: Recommended for people who...

Prefer to sleep on their side
Prefer to sleep on their back
Prefer to sleep on their stomach
Prefer medium softness

Function: Rated for its...

Motion Isolation
Pressure Relief

Features: Contains...

  • Foam
  • Gel
  • Gel Memory Foam
  • Memory Foam
See specs for the Tranquillium »
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Reviews Tranquillium

The BedInABox Tranquillium mattress model is recommended by 73% of owners on GoodBed (based on 11 ratings + 2 reviews).

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Q&A Tranquillium

Related Questions (1)

Model Features Tranquillium

Support Core:
Comfort Level:
Surface Type:


Mattress Components:
Special Characteristics:


  • Specific Foundation: Recommended
  • Max allowable body impression: 1.25"
Overall Build
  • No-Flip
  • Works with an adjustable base
  • Mattress Thickness: 12"
Which mattress from BedInABox is best for you?

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About this Model Tranquillium

Active (released 2012) (edit this)
Model Name:

Additional Information Tranquillium


The Tranquillium is an unquilted foam core medium mattress model released in 2012 that is manufactured by BedInABox.


Have an update or correction to our information about BedInABox Tranquillium? If so, please take a moment to suggest an edit.

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