Features
Serta® Support Foam
Serta's Support Foam combines gentle cushioning with extra support, for more firmness at the sleep surface.
Cool Twist™ Gel Memory Foam
This breathable, liquid-gel infused memory foam gently conforms to the body for enhanced cushioning and to help reduce pressure points that cause tossing and turning. Also, enhanced airflow helps to aid with heat and moisture dissipation through the mattress.
Additional Features
Serta® PillowSoft® Aire
Serta® PillowSoft® Aire- provides enhanced cushioning.
CushionQuilt™ Foam
A durable foam that offers cushiony comfort and a supportive experience.
Serta® Balanced Support Foam
Serta® Balanced Support Foam gives you a supportive comfort foam.
Specifications
General
Mattress Name
Cobalt Calm
Size
Split California King
Type
Innerspring
Comfort
Firm
Style
Pillow Top
Sleep Sets
Yes
Additional Information
• CertiPUR-US Certified
• 100% USA Assembled
• 100% USA Assembled
Layers
Covering
• CoolFeel™ Fabric
• Antimicrobial Mattress Protection
• Antimicrobial Mattress Protection
Comfort Layers
• Fiber layer
• PillowSoft® Aire
• Serta® Support Foam
• Cushion Quilt™ Foam
• Cool Twist® Gel Memory Foam
• Serta® Support Foam
• PillowSoft® Aire
• Serta® Support Foam
• Cushion Quilt™ Foam
• Cool Twist® Gel Memory Foam
• Serta® Support Foam
Support Layers
• 3-Zoned Coil System
• Serta® Balanced Support Foam
• Serta® Balanced Support Foam
Dimensions
Width
72 inch(es) / 182.88 cm
Depth
84 inch(es) / 213.36 cm
Warranty
Warranty
10 year warranty