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Smart comfort. Targeted support. Best-selling performance.
If you prefer a firm feel with lasting support, the Beautyrest Black® Series Three Extra Firm Innerspring Mattress is designed for you. A longtime best seller, it delivers unwavering support with advanced cooling and pressure relief. Cooling technology near the surface helps regulate temperature, while firm, responsive foams and latex provide sturdy, balanced comfort. Deep inside, a reinforced coil system adapts to your body and minimizes motion transfer—so you sleep soundly and undisturbed through the night.
Best for back and stomach sleepers who prefer extra-firm, cooling comfort with dependable, full body support.
Comfort Level: Extra Firm
Made in the USA
Sleep Style: Back and Stomach Sleepers
Adjustable Base Compatible: Yes
Mattress Type: Innerspring
Benefits: Cooling Sleep Surface, Firm Support, Pressure Relief, Motion Isolation
Sustainability: CertiPUR‑US® certified foams
Quilt: A breathable cover with Sleep Climate™ Technology and vertically aligned TENCEL® fibers to help release body heat for cooler sleep.
Cooling: Micro Diamond™ Memory Foam helps draw heat away from your body for a more comfortable night’s rest.
Comfort Layers: Designed for firm, pressure-relieving comfort with added responsiveness and durability.
Support Layers: Built for firm, full-body support with reduced motion transfer.
Recommended Foundation: Rio 4.0 Adjustable Bed Frame with Massage | City Mattress
Twin XL Size: 38" W x 80" D x 14.25”
Mattress Height: 14.25"
Mattress Weight: 86 lbs
10-Year Limited Warranty
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