What is the height of the Purple® Pillow? The Purple® Pillow is 3" high/thick. Learn more HERE. Related articles Can you adjust the height of the Purple® Pillow? What Are The Cleaning Recommendations For My Pillow? What size of pillows do you offer? Do you only offer one pillow size? What are the weight and dimensions of the Purple® Pillow? How much is the Purple® Pillow?