From Amazon: “Meet the world’s best pillows for sleeping. Customize it to achieve just the right individual balance between support and comfort. Whether you are a side, back or stomach sleeper – this is the adjustable pillow for you! Get ready for the most restful sleep you can experience. Experiencing discomfort in your pressure points, snoring, or tossing and turning are all signs of sleeping wrong. Our unique adjustable design allows you to access the memory foam fill, which you can add or remove to suit your size, shape or sleep position. SLEEP RIGHT! - Foam fill, which you can add or remove to suit your size, shape, and sleep position. Sleep comfortably and aligned at last. All our bed pillows & positioners undergo strict, third-party lab testing and are CertiPUR-US and GREENGUARD Gold certified to ensure safety and quality. No harmful chemicals here”