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    Sierra Sleep® By Ashley® Comfort Plus Hybrid Medium Tight Top Twin Mattress in a Box

    Sierra Sleep

    Model #:

    M50911

    Sierra Sleep® By Ashley® Comfort Plus Hybrid Medium Tight Top Twin Mattress in a Box-0
    Sierra Sleep® By Ashley® Comfort Plus Hybrid Medium Tight Top Twin Mattress in a Box-1
    Sierra Sleep® By Ashley® Comfort Plus Hybrid Medium Tight Top Twin Mattress in a Box-2
    Sierra Sleep® By Ashley® Comfort Plus Hybrid Medium Tight Top Twin Mattress in a Box-3
    Sierra Sleep® By Ashley® Comfort Plus Hybrid Medium Tight Top Twin Mattress in a Box-4

    At a Glance

    Slumber away in superior snugness on this queen mattress. With a wrapped coil system designed to reduce motion transfer, it works overtime to provide all-night support. Soft quilt foam, support padding and lumbar-friendly memory foam layer on the comfort.Read More

    Visit Store For Details
    $659.99
    $1,079.99Save $420.00

    Mattress Size:Twin

    King$1,149.99Queen$919.99Full$819.99Twin$659.99

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    Get to know this product.

    Product Overview

    Product Overview

    Comfort level: medium

    ¼” (0.64cm) high-density gel memory foam for lumbar support

    1" (2.54cm) high-density quilt foam

    Polyester comfort fiber

    Support pad

    360 individual power packed wrapped coils; 2 perimeter rows of 9” (22.86cm) 130 gauge wrapped coils for edge support

    Stain-treated stretch cover

    Adjustable base compatible

    10-year non-prorated warranty

    Foundation/box spring sold separately

    Mattress ships in a box; please allow 48 hours for your mattress to fully expand after opening

    Note: Purchasing mattress and foundation from two different brands may void warranty; check warranty for details

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

    Useful Documents
    Catalog Sheet (EN)
    Warranty Information (EN)
    Specifications

    General Specs

    Mattress SizeTwin
    Mattress TopTight Top
    Mattress Comfort LevelMedium
    Mattress ConstructionHybrid
    Double Sided MattressYes
    Adjustable Base CompatibleYes
    Performance FabricNo
    Color/Finish NameGray
    Width (in.)37
    Width (cm)93.98
    Length (in.)74
    Height (in.)10
    Height (cm)25.4
    Length (cm)187.96
    Shipping Width (in.)44
    Shipping Width (cm)34.29
    Shipping Depth (in.)13.5
    Shipping Depth (cm)34.29
    Shipping Height (in.)13.5
    Shipping Height (cm)111.76
    Weight Kilogram24.26
    Made InUSA
    CollectionComfort Plus
    SeriesM509
    Manufacturer Warranty10 Year Non-Prorated