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Superior Support and Cushiony Comfort - Serta Perfect Sleeper Southport Twin XL Mattress Surround yourself in luxury as you drift off to sleep on your own Serta Twin XL Perfect Sleeper Southport Firm Mattress . You'll quickly discover the many benefits of unparalleled support and superior comfort from this industry-leading hybrid mattress. The integrated comfort system combines the Custom Support System, featuring 725 individually wrapped coils with Serta's Comfort Right Layers which are an advanced system of fibers and foams that offer instant comfort. Plus, there's a double layer of Serta Support Foam for added support so you always get the most restful night's sleep. Additionally, Cool Twist Gel Foam delicately reduces pressure points and removes heat at the mattress surface, so you always have a comfortable sleep temperature. A Total Edge Foam Encasement extends the comfort zone to the very edge so you can feel free to stretch out on the Southport Twin XL Mattress.
  • Cool Twist Gel Foam for pressure point reduction and superior air flow through the mattress structure
  • ComfortRight Layers provides body-hugging support
  • Serta Support Foam provides body-hugging, firm support for enhanced comfort
  • Total Edge Foam Encasement delivers an edge-to-edge sleeping surface you can stretch out on
  • Custom Support Individual 725 support system for an undisturbed sleep and proper body alignment

Protection Agreements

One smart decision calls for another. Safeguard your new purchase with the best repair and replacement coverage in the business. A Sears Protection Agreement picks up where the limited manufacturer's warranty leaves off. Enjoy the peace of mind that comes from having a plan that delivers what it promises. (Learn More)
Choose your protection agreement:


Coil Count 464
Mattress Height 11
Mattress Weight (lbs.) 60
Recommended Foundation Type Box Spring
Mattress Width 38
Styling & Design:
Construction Innerspring
General Description:
Color Off white
Mattress Top Tight Top
Product Overview:
Mattress Cover Material Cotton-Polyester
Package Quantity 1
Comfort Firm
Size Twin XL
Air Flow & Filtration:
Overall Dimensions L 79.5 in. x W 38 in. x H 11 in.
Mattress Length (in.) 79.5
Warranties & Coverage:
General Warranty 10 Year Limited

Product Documentation

Product Warranty - English

Energy Star Logo   Energy Guide Logo

SearsOutlet Certified
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