The Kellerman mattress features an extra-plush layer of Serta's Cool Action™ Gel Memory Foam, the world's first premium memory foam infused with the support and cooling touch of Serta's MicroSupport® gel.
It is designed with a unique set of features to help solve 5 common sleep problems:
• Helps reduce tossing and turning with Cool Action™ Gel Memory Foam
• Encourages proper back support and alignment with the Comfort Last® Foam Core
• Promotes a balanced sleep temperature with Cool Balance® Technology
• Minimizes impact from partner movement with our TrueSense® motion-isolation design
• Resists sagging and edge roll-off with Serta's Ultimate Edge® Foam Encasement