Serta Perfect Sleeper Delk Nights Medium King Mattress

Featuring a 3 zoned coil design, this mattress offers pressure relief and support where you need it, with a Cool Twist® Gel Memory Foam that contours to your body.

Product Features

Cool Twist® Gel Foam

Cooling gel is swirled directly into a breathable foam designed to promote airflow and heat dissipation.

Cool Twist® Gel Memory Foam

This unique design features cooling gel swirled into premium memory foam. This breathable memory foam helps enhance airflow and heat dissipation for a feeling that can only be described as a cool, contouring type of comfort.

3-Zoned Coil Design

This 850-coil density system offers three support zones with targeted support for your lower back and hips and cradled comfort everywhere else.

Adjustable Base Friendly

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