Serta Perfect Sleeper Cobalt Calm Extra Firm California King Mattress, Blue/Gray

Experience unparalleled comfort and support with the Serta Perfect Sleeper Cobalt Calm Extra Firm California King Mattress, Blue/Gray. This premium mattress incorporates a 3-zoned coil design that provides targeted pressure relief and alignment, ensuring you wake up refreshed every morning. The Cool Twist ® Gel Memory Foam contours to your body, offering a perfect blend of comfort and temperature regulation. Ideal for those who prefer a firmer sleeping surface, this mattress is designed to enhance your overall sleep experience. With additional upgrades available for enhanced cooling and support, the Serta Perfect Sleeper Cobalt Calm is the perfect choice for a restful night’s sleep.

Product Highlights

• 3-zoned coil system for optimal pressure relief and support
• Cool Twist ® Gel Memory Foam for superior comfort and cooling
• Extra firm feel suitable for back and stomach sleepers
• Enhanced temperature regulation for a refreshing sleep experience
• Durable construction for long-lasting use and satisfaction