Seeking relief from hot nights without cranking up your AC? We've got you covered with the Swirl Gel Cooling Memory Foam Mattress Topper. Packed with specially formulated cooling gel, this thoughtfully crafted layer regulates your body temperature as you sleep, so your internal heater gets a bit of extra help, and so does your energy bill. To really kick up the cooling factor, its surface is designed with Wave Dynamics technology that promotes airflow and banishes excess hot air. Constructed with soft and enveloping CertiPUR-US Certified Green Tea Memory Foam that lets your joints rest easily and naturally, the Swirl Gel Topper doesn't skimp one bit on comfort or freshness. Throw in a 5 year worry-free warranty and a few hundred happy customer reviews, and you have yourself one well-rounded, sweet-dream-inducing topper. Size: medium. Color: Blue.