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    Serta® Cascade Range 14.5" Innerspring Firm Pillow Top Twin XL Mattress

    Serta

    Model #:

    500305823-1020

    Serta® Cascade Range 14.5" Innerspring Firm Pillow Top Twin XL Mattress-0
    Serta® Cascade Range 14.5" Innerspring Firm Pillow Top Twin XL Mattress-1
    Serta® Cascade Range 14.5" Innerspring Firm Pillow Top Twin XL Mattress-2
    Serta® Cascade Range 14.5" Innerspring Firm Pillow Top Twin XL Mattress-3
    Serta® Cascade Range 14.5" Innerspring Firm Pillow Top Twin XL Mattress-4

    At a Glance

    Designed with our Q4™ Support System and 5-Zone Comfort to help relieve aches and back pains with steady support and pressure relief—so you get perfect sleep, night after night. Great for shoppers searching for a supportive mattress or looking for options that help with back and body discomfort.Read More

    $1,229.00

    Mattress Size:Twin XL

    King$1,599.00California King$1,599.00Queen$1,299.00Full$1,279.00Twin XL$1,229.00Twin$1,199.00

    Get to know this product.

    Product Overview

    Product Overview

    Q4™ Support System

    Our 920-density 4‑in‑1 coils are designed to evenly distribute your weight and provide long‑lasting support—helping you stay comfortable and supported all night.

    5 Zoned Comfort

    This zoned coil system features alternating plush and firm areas that contour to your shoulders, back, and hips for more balanced, body‑hugging comfort.

    QuiltLoft™ Memory Foam

    Two layers of conforming quilted foam gently contours to your body, adding plush, pressure‑relieving comfort right at the surface for a softer, more comfortable sleep experience.

    CoolFeel® Plus Fabric

    Fabric treated with cooling performance technology pairs with a breathable wool layer to help create a refreshing, cool-to-the-touch feel as you settle in—so you stay comfortable from the moment you lie down.

    *Mattress only, all other products sold separately. Images may not depict actual size.

    Useful Documents
    Warranty
    Specifications

    General Specs

    Mattress SizeTwin XL
    Mattress TopPillow Top
    Mattress Comfort LevelFirm
    Mattress ConstructionInnerspring
    Adjustable Base CompatibleYes
    Number Included Items1
    Cooling TechnologyYes
    Color/Finish NameBlue-White
    Width (in.)38
    Length (in.)80
    Height (in.)14.5
    Made In The USAYes
    Made InUSA
    CollectionCascade Range
    Manufacturer Warranty10 Year