Ultra-Chill Cooling Pillowcase Set of 2 for Hot Sleepers, Softer Than Silk Pillow Cases for Protecting Hair & Skin, Breathable Bed Pillow Covers w/Zipper, Gifts for Women Men (Navy Blue, Standard)

After six years of relentless research and thousands of experiments, we’ve perfected a breakthrough in sleep technology: Ice Particle Cooling Fibers. Woven into our pillowcases, this innovative fabric instantly cools on contact and maintains a long-lasting chill, keeping hot sleepers comfortable all night. Drift into a restful sleep where heat no longer disturbs you, and wake up truly refreshed, rejuvenated, and ready for the day.