Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 1
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 2
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 3
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 4
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 5
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 6
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Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 1
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 2
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 3
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 4
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 5
Serta Cobalt Calm Extra Firm Mattress (Twin XL) IMAGE 6

Serta Cobalt Calm Extra Firm Mattress (Twin XL)

SertaSKU: Cobalt Calm Extra Firm Mattress (Twin XL)
This Cobalt Calm Extra Firm mattress by Serta Perfect Sleeper features CoolFeel™ Fabric with an Antimicrobial Mattress Protection®, Fiber layer,... This Cobalt Calm Extra Firm mattress by Serta Perfect Sleeper features CoolFeel™ Fabric with an Antimicrobial Mattress Protection®, Fiber layer, two layers of Serta® Support Foam, CoolTwist® Gel Memory Foam, Serta® Support Foam, and the 3-zoned Coil System with Serta® Balanced Support Foam. This mattress will bring all the support and comfort that you need to get a good night's sleep. View more
Ships in 2-3 Weeks From Factory
Save $190.00 Price:
$949.00 $1,139.00
Size: Twin XL
Twin
Twin XL
Full
Queen
King
California King
Sleep Sets: No
No
Features Specifications
Features
Serta® Support Foam
Serta's Support Foam combines gentle cushioning with extra support, for more firmness at the sleep surface.
Serta® Support Foam
Additional Features
Serta® Balanced Support Foam
Serta® Balanced Support Foam gives you a supportive comfort foam.
Specifications
General
Mattress Name
Cobalt Calm
Size
Twin XL
Type
Innerspring
Series Name
Serta Perfect Sleeper
Comfort
Firm
Style
Tight Top
Sleep Sets
No
Additional Information
• CertiPUR-US® Certified
• 100% USA Assembled
• Adjustable friendly
Layers
Covering
Antimicrobial Mattress Protection CoolFeel™ Fabric
Comfort Layers
• Fiber layer
• Serta® Support Foam
• Serta® Support Foam
• CoolTwist® Gel Memory Foam
• Serta® Support Foam
Support Layers
• 3-zoned Coil System
• Serta® Balanced Support Foam
Dimensions
Width
39 inch(es) / 99.06 cm
Height
12 inch(es) / 30.48 cm
Depth
80 inch(es) / 203.2 cm
Warranty
Warranty
10 years warranty
UPC
UPC#
747935948488

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