<p>Soft as well as supportive, our pillow insert is filled with hypoallergenic polyester for a plush and luxurious feel that lasts.</p> <ul> <li>Filled with synthetic polyester.</li> <li>200-thread-count cotton twill cover.</li> <li>By choosing our cotton products, you're supporting our investment in Better Cotton's mission. This product is sourced via mass balance and therefore may not contain Better Cotton. Learn more at bettercotton.org/massbalance.</li> <li>Machine-washable.</li> </ul>