Serta Firm Twin-XL Mattress - Soothe+

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Serta Firm Twin-XL Mattress - Soothe+

833421-3020 Serta Firm Twin-XL Mattress - Soothe+-1 833421-3020 Serta Firm Twin-XL Mattress - Soothe+-2 833421-3020 Serta Firm Twin-XL Mattress - Soothe+-3 Made in the USA with American and Foreign Components
833421-3020 Serta Firm Twin-XL Mattress - Soothe+

Serta Firm Twin-XL Mattress - Soothe+

SKU: 112332994 MODEL: 833421-3020
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The Serta Soothe+ Firm twin xl mattress is the quilted hybrid innerspring mattress you've been wanting and is only available at RC Willey. Firm but comfortable is the feel you need and the layer of Talalay latex foam in the Soothe+ firm mattress will give you just that. The subsequent layers of latex foam helps keep you cool throughout the night so you have consistent, ache-free sleep..

Talalay Latex® Foam - This latex foam is extremely durable, healthy, sustainable and very pressure relieving. It is superior to other polyurethane foams and creates an unmatched luxurious feel.

SynTex Synthetic Latex - Offers premium comfort from head to toe, its innovative feel combines shape conforming durability with the high resilient properties of latex to deliver enhanced pressure relief.

Serta® Plush Foam - This premium foam offers stabilization and comfort.

Soothe Plus

Don't forget the mattress pad! When purchased at the same time as a mattress from RC Willey, our high-quality mattress pads help keep your mattress safe with a 10-year limited guarantee.


  • Made in the USA
  • Quilt Layer
    • FireBlocker® Fiber Cover
    • HyperTouch™ Comfort
    • 1 1/4" Serta Support Loft Foam
    • 1/2" Serta Luxury Firm Foam
  • Comfort Layer
    • 1" Talalay Latex® Foam
    • 2" Firm SynTex Synthetic Latex®
    • 1" Serta Firm Foam
  • Support System
    • 1041 Custom Support® Firm Support System
    • Excel Edge™ Elite Steel Encasement


Collection Soothe+
Model 833421-3020
Dimensions 38"W x 16"D x 75"H
Weight 82 lbs.
Mattress Type Quilted Hybrid Innerspring
Comfort Level Firm
Adjustable Base Compatible Yes
Country of Origin USA
Care Instructions Rotate mattress periodically. This mattress does not need to be flipped.


Manufacturer Warranties

  • 10-Year Non-Prorated Manufacturer Defect Warranty

Tool IconRecommended Parts

Serta Standard Twin-XL Box Spring - Soothe



Serta Low Profile Twin-XL Box Spring - Soothe



MotoSleep XSF200 Twin-XL Adjustable Base



Twin-XL Adjustable Base with Massage - Serta Motion Essentials IV



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