This hybrid pillow was designed with you in mind. Made with two removable inserts, the Adjustable UltraCool pillow combines the squishy, moldable feel of fiberfill with the consistent support of memory foam. The zippered side gussets allow even more control over the firmness of your pillow so that you can find the level of support that’s perfect for you. And our award-winning UltraCool technology will keep you comfortable and cool throughout the night. Back sleepers: Use both inserts and keep the gussets zipped closed Side sleepers: Use both inserts and unzip the gussets Stomach sleepers: Remove 1 insert of your choice and unzip the gussets