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Shop Beautyrest Black® Collection| Mattress Firm
Beautyrest Black® Collection

What’s the Difference?

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C-Class

Upgrade to our C-Class models to experience everything you’ll find in the L-Class plus even more support, luxe materials, and pressure relief while you sleep.

  • Self-Response™ Latex is a responsive material that provides unique support and pressure relief for your hips and shoulders

  • Comfort Layer made with Cashmere, Alpaca and Silk allows for airflow and breathability to provide the luxurious and consistent sleep you deserve
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K-Class

With all the features of the L-Class and C-Class, plus even more memory foam, luxurious materials, and most advanced support system, the K-Class is the upgrade for you.

  • Up to 10x more memory foam than L-Class and C-Class models* 

  • 2K Nano Coils are 2,000 nano coils designed to provide enhanced conformability and pressure relief, with individualized back support for each unique shape
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CX-Class

Upgrade to our CX-Class models to experience even more support, luxe materials, and pressure relief while you sleep.

  • Self-Response™ Latex is a responsive material that provides unique support and pressure relief for your hips and shoulders

  • Luxurious comfort layer made with Alpaca, Cashmere, and Silk that ensures airflow and breathability
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KX-Class

With even more memory foam, luxurious materials, and robust pressure relief, the KX-Class is the upgrade for you.

  • Up to 2x more memory foam than LX-Class and CX-Class models* 

  • 2K Nano Coils are 2,000 nano coils designed to provide enhanced conformability and pressure relief, with individualized back support for each unique shape
Great Sleep Is a Luxury You Deserve
Premier Support System
Self-Response™ Latex
We paired Beautyrest® premium memory foams that give you pressure point relief with freedom of movement for both you and your partner.
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Comfort Layer made with Alpaca, Cashmere & Silk Fibers
Enjoy our most advanced cooling system, made with Plant-Based Cooling Technology, that helps keep you cool and comfortable throughout the night.
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Premier Support System
With zoned T3 Pocketed Coil® Technology that absorbs energy to reduce motion transfer, and provides targeted support in the center where you need it most.
*in the center-third of mattress, exact percentage varies by model
**vs. Harmony Lux Collection for the first 20 minutes