Using this pillow is super easy. Just pick the side of the cover you like. If you're feeling hot, go for the cool - touch side. If you prefer a more neutral feel, use the other side. When it comes to maintenance, you can remove the cover and throw it in the washing machine whenever it gets dirty. Make sure to follow the normal washing instructions. As for the pillow itself, keep it in a well - ventilated area to maintain its shape and performance. Remember, this pillow comes with a 3 - year U.S. warranty, so if you run into any quality issues, you're covered.