If you are looking for a great cooling pillow or gel pillow that will help you relax, unwind and drift off to sleep after a long day, then take a look at the products on our list. We have a number of different pillows in all different firmness levels and with a number of different features. Plus, many of these cool pillows are made with sustainable practices and eco-friendly materials. This means you will not only feel good about the comfort of your head and neck while you sleep—but you can feel good about purchasing a product that won’t harm the environment.