Serta Cobalt Calm Plush Mattress (California King)

The Cobalt Calm Plush mattress by Serta Perfect Sleeper features a QuiltLoft™ Foam that hugs your body for additional comfort at the surface of your mattress, the PillowSoft® Aire to provides enhanced cushioning for exceptional comfort and to promotes airflow though its unique, gently rippling design, a layer of CoolTwist® Gel Memory Foam to helps heat dissipation for a feeling that can only be described as a cool, contouring type of comfort, and the 3-Zoned Coil Design that offers three support zones with targeted support for your lower back and hips. This mattress will bring all the support and comfort that you need to get a good night's sleep.™®