iSleep Cool Gel pillows are the latest thing in bedding and lifestyle. A cool gel pillow may solve all your sweaty night-time problems. A cooling pillow filled with cool memory foam fiber makes you sleep cool, sweat-free. It has a significant effect on regulating head heat and controlling temperature. Cool gel pillow disperses heat away from your head, helping you keep cool throughout the night. As the heat is distributed across the gel layer, it offers a cool feeling.