The best gel memory foam pillow is the Sleep Innovations Cool Contour Gel Memory Foam Pillow. It's the most comfortable and affordable gel memory foam bed pillow available in stores today. It conforms to your head and neck perfectly without feeling hard or uncomfortable. You can also buy the best memory foam pillow the Sleepsia Cooling Gel Memory Foam Pillow. It is affordable and has a good rating. The gel type of memory foam helps to keep you cool and comfortable throughout the night.