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King 12" Firm Encased Coil Mattress

SKU: 500702611-1060

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Height (bottom to top) 12


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  • Innerspring
  • Pocketed Coil
  • Firm
  • Tight Top
  • No Flip
  • Motion isolation
  • Eco-friendly materials
  • Cooling technology
  • Adjustable base compatible
  • Pressure relief
805 Custom Support® with Best Edge® Foam Encasement
Individually wrapped coils allow each coil to adjust separately for a maximum amount of support as well as reduced motion transfer. These coils are encased with a solid foam perimeter for a firmer edge allowing more surface use of the mattress as well as the firm seating edge.
Cool Twist™ Gel Foam
Cool Twist™ Gel Foam
Cool Twist™ Gel Foam has a cooling gel swirled directly into a breathable foam that is designed to promote airflow and heat dissipation.
Serta® PillowSoft® Foam
A special extra soft foam that gently hugs your body in a comfortable embrace.
CertiPur-US® Certified
CertiPur-US® Certified
Made without ozone depleters, PBDEs, TDCPP, TCEP (”Tris”) flame retardants, heavy metals, formaldehyde, phthalates regulated by the Consumer Product Safety Commission.
PillowSoft® Aire
This extra-soft foam gently contours the body to provide enhanced cushioning comfort. Air channels allow the foam to breath helping you sleep cooler.
King 12" Firm Encased Coil Mattress
King 12" Firm Encased Coil Mattress
Serene Sky Firm Collection



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The Serene Sky Firm King 12" Firm Encased Coil Mattress, made by Serta, is brought to you by Adcock Furniture. Adcock Furniture is a local furniture store, serving the Athens, Bogart, Watkinsville, Lawerenceville, Gainesville, Georgia area. Product availability may vary. Contact us for the most current availability on this product.

Collection Details

Talk about a lot mattress for your money, the Serta Serene Sky™ Collection gives you great support, cushioning and coolness, all at an affordable price. Featuring Individually Wrapped Coils for maximum support. Layers of specialty foam, like Serta® PillowSoft® Foam and Cool Twist® Gel Foam, enhance softness while providing airflow to keep you cooler. The Serene Sky Firm is a good mattress for a back or stomach sleeper.
The Serene Sky Firm collection is an amazing option if you are looking for great furniture. Our store serves the Athens, Bogart, Watkinsville, Lawerenceville, Gainesville, Georgia area.
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Reference #: 500702611-1060
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King 12" Firm Mattress
King 12" Firm Mattress Serene Sky Firm
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