Sealy Posturepedic Cooper Mountain III Firm

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Whatever you do in bed, Sealy supports it.

Quilt - Top of Mattress
FlameGuard Fiber
0.5" SealyCushion Soft Foam

Comfort - Padding Layers
1" SealyCushion Extra Soft Foam
1.5" SealyCushion Soft Foam
0.5" SealyCool Gel Memory Foam (Center 3rd)

Correct Back Support System
Sealy Embrace Coil
Coil Gauge: 14.25
SolidEdge HD Edge System

Bottom Line Is this a good bed for you?

Fit: Recommended for people who...

Prefer to sleep on their back
Prefer to sleep on their stomach
Prefer only a bit of softness

Function: Rated for its...

Motion Isolation
Pressure Relief

Features: Contains...

  • Foam
  • Gel
  • Gel Memory Foam
  • Innerspring
  • Memory Foam
  • Pocketed Coils
See specs for the Cooper Mountain III Firm »

Reviews Cooper Mountain III Firm

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Ratings from Retailer Sites Cooper Mountain III Firm

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Q&A Cooper Mountain III Firm

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Model Features Cooper Mountain III Firm

Comfort Level:
Surface Type:
Tight Top


Mattress Components:
Special Characteristics:


Overall Build
  • No-Flip
  • Mattress Thickness: 11"

About this Model Cooper Mountain III Firm

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Sealy Posturepedic
Model Name:
Cooper Mountain III Firm

Additional Information Cooper Mountain III Firm


The Cooper Mountain III Firm is a tight top firm mattress model that is part of the Posturepedic product line manufactured by Sealy.


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