This is the drug-free headband that naturally promotes a deep, restorative sleep. Drawing on decades of brain imaging research, the innovative technology features a targeted cooling cushion within the triple-layered comfort headband that reduces metabolic activity in the frontal cortex. As racing thoughts subside, the wearer is able to fall asleep faster and stay asleep longer. Adjustable headband fits most head sizes. Connects to the bedside controller via a 6-foot hose, allowing freedom of movement throughout the night. Black. Controller measures 7 3/4" H x 5 1/2" W x 5 1/2" L.