- Sleep cooler through the night with DualCool Technology
- Feel supported with 900 Series Pocketed Coils
- Consistent comfort with the BeautyEdge Foam Encased Edge
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Use our pressure test result to see if this is the right mattress for you!
If you’re looking for an extra firm comfort level, the Beautyrest BRS900-C California King Size Mattress is our number one pick for 2019. Cooling technology, quality comfort materials, a solid support system-- this mattress has it all, and for a reasonable price.
With a score of 1 on our Comfort Scale, the BRS900-C is definitely one of the firmest models available from our site. If you would like a level of comfort that feels firm and dense, this is the best choice out there.Firm Support With Contouring Comfort
The Pocketed Coil system used as the foundation of the BRS900-C is extra thick to contribute to the extra firm comfort level. This system is capable of closely contouring to the body while ensuring solid support. It's conveniently adjustable base friendly and helps keep transfer of motion at a minimum for undisrupted rest.Enjoy Cooler Nights of Sleep
DualCool Plus Technology utilizes a brilliant antimicrobial performance layer that keeps your mattress is fresh and cool, while also aiding in dissipating heat for a cooler sleeping temperature.Firm Comfort From Edge to Edge
You can rest well anywhere on the surface without feeling as if you're going to roll off the side or be forced back toward the center. The foam-encased edge support is a particularly helpful feature because it adds up to 10% more usable sleeping space compared to a mattress with no edge support.Highly Recommended For Value and Extra Firm Comfort
This mattress comes with everything necessary to enjoy extra firm comfort-- all without hurting your wallet. It’s undoubtedly my number one choice for best value in the extra firm category. If you’re searching for an exceptionally firm mattress that won’t break the bank, I would suggest you choose this one.
|Cal King||13.75"||72"||84"||120 lbs.|
|Twin XL||13.75"||38"||80"||59 lbs.|
|Full XL||13.75"||53"||80"||81 lbs.|
Your mattress purchase is fully compatible with all modern support systems, including adjustable base, platform bed, box spring/foundation, even the floor!
We test and measure body pressure on each mattress using sophisticated technology. We then provide you a personal recommendation.Learn More »
See how far you'll sink into our mattresses - see how they'll feel. With our Comfort Depth measurements you'll know how a mattress will feel.Learn More »