Sleep better with rapid air-based cooling, warming and sweat drying comfort right in your bed. Perfect for sleepers who like the same sleep temperature throughout the bed, or combine with a Dual Zone Cloud Sheet for temperature control on just half the bed. Works on any brand mattress and any type bed frame, including adjustable beds. Powered air cooling rapidly wicks away body heat and moisture for fast cooling relief, great solution for hot sleepers, night sweats and hot flashes. Heat mode gives bedding toasty "just out of the dryer" warmth in seconds, great therapy for cold feet and safer alternative to electric blankets while warming bed 15x faster. Biorhythm sleep technology gets you deeper, more restorative sleep with personalized temperature schedules that automatically adjust throughout the night.