Does the Purple® Pillow support any sleep position? The Purple® Pillow supports all sleepers but is often preferred by back and stomach sleepers. Learn more HERE. Related articles Can you adjust the height of the Purple® Pillow? What is Purple's Pillow Warranty Policy? Do Any Of Your Pillows Come With Pillowcases? HOW TO: King Pillowcase on a Standard Pillow What is the best process to air out the Purple Pillow?