EFFORTLESS IV MED PILLOW TOP TWIN XL 39" MATTRESS

Introducing the Serta® iSeries® Avant Guard Collection, which combines Serta’s latest memory foam technology with an advanced coil system for exceptional comfort and support. Plus, Serta’s CoolTemp™ This advanced fabric, quilted over three layers of cushioning, temperature-regulating foam, uses phase change technology to create a soothing, cool-to-the-touch sensation that helps you fall asleep faster. Plus exclusive CopperLite,™ to reduce heat build-up for a cooler, more comfortable sleep environment, and the TruResponse coil system, utilizes thousands of coils which conform independently to provide responsive, body-cradling support.