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Beautyrest Black Twin Xl Low Profile Foundation

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SKU: 51037806

Discover Beautyrest Black®

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Individualized Support

Triple-Stranded Pocketed Coil® Technology offers our most advanced, individualized support + motion separation for every sleeping position.

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Premium Materials

Ventilated, Self-Response™ Latex®, designed to maximize airflow while conforming to your body for responsive pressure relief, combines with contouring memory foams and premium materials to provide luxurious comfort. *Available in select models

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Advanced Temperature Management

Sleep Climate™ Technology works with Micro Diamonds™ Memory Foam, a premium foam infused with diamond particles that is designed to help transfer heat away from the body, for an optimal sleep. *Available in select models

Beautyrest Black®

Designed where luxury meets innovation, with Triple-Stranded Pocketed Coil® Technology for individualized support + motion separation with a quilted top mattress surface.

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The Beautyrest® Difference

Each Beautyrest® mattress is thoughtfully designed and assembled in the USA and CertiPUR-US certified safe against harmful chemicals, so your indoor air quality is cleaner. Plis Beautyrest® mattresses are backed by a 10-year limited warranty, so you can enjoy premium sleep for years to come.

Specifically designed to work together with your Beautyrest Black mattress, this foundation offers long-lasting support and reduced motion for restful night's sleep.

Collection

Box Spring

Warranty

10 year limited warranty -

Code P -

View Warranty

Color

Gray

Foundation height

Low profile

Pattern

Geometric

Profile height

Low profile

Upholstery material

Upholstered

39.00"w x 80.00"d x 5.00"h

4 out of 5 stars

Based on 5410 ratings
5
61%
4
11%
3
8%
2
6%
1
13%
Great Foundation

Great Foundation

This review was collected as part of a promotion

This 9” Stearns & Foster Flat Foundation is the perfect height to give our new mattress a lift. It fits perfectly in our Queen bed frame. It is well made. Highly recommend this item.

Review provided by Stearns & Foster

Reviewed On Jun 8, 2026
Crikster

Very comfortable pillow and doesn’t lose its shape.

This review was collected as part of a promotion

Very pleased with the pillow thus far.

Review provided by Sealy

Reviewed On Jun 6, 2026
Pj

The only sheets to buy!

This review was collected as part of a promotion

These sheets fit perfectly and feel great.

Review provided by Sealy

Reviewed On Jun 6, 2026
Neck Pain

Painful

This review was collected as part of a promotion

The pillows were painful for my wife and I, tried for two weeks to adapt to them but couldn’t make it through a night with the neck pain. Could not return them.

Review provided by Sealy

Reviewed On Jun 6, 2026
Unhappy with mattress cover

Breeze mattress cover

The cover has been washed 2 times now and the whole top has turned a dingy yellow color. I have washed according to instructions in cold water and it has been laid out to dry.

Review provided by Sealy

Reviewed On Jun 6, 2026