The all-new TEMPUR-LUXEbreeze™ has a 4-level system of cutting-edge cooling materials that work together from cover to core to keep you cool all night long. The enhanced zip-off cover provides twice the cool-to-touch comfort when you lie down and exclusive PureCool+™ Phase Change Material absorbs excess heat as you fall asleep. TEMPUR-CM+™ combined with Ventilated TEMPUR-APR® provides next-level airflow and maximum pressure relief throughout the night.