Patented Soothsoft® Science is used to create memory foam comfort that COOLS & SOOTHES. ENJOY A SOFT, RELAXING SENSATION that eases you into deep sleep, soothes headaches & COOLS HOT FLASHES! With one activation, Chillow® provides an all natural cooling effect without using electricity or needing refrigeration. Stop flipping your hot, heat trapping pillow. Alleviate sleep depriving night sweats. Start achieving longer, deeper, more consistent REM cycles and wake more refreshed. Benefits: Helps alleviate heat from Hot FlashesIdeal for migraine and tension headaches Soothing cool for back pain and sports injuries Relieves sunburns & rashes Comforts tired, sore feet Cooling comfort for lounging around the TVA great gift for menopause, Fibromyalgia, MS sufferers and Chemo patients Features: Non-Slip flock fuzzy bottom grips fabric surfaces Cool core offers memory foam comfort No electricity or batteries required No gels, is nontoxic and is latex free Can be used IN or OUT of the pillowcase Materials: Vinyl top sheet; vinyl & cotton flock bottom sheet; foam core Note: Fits standard size pillow. Pillow NOT included.