What Is the Derila Ergo Pillow? The Derila Ergo Pillow is an ergonomic memory foam pillow designed to support the natural curve of the neck during sleep. Unlike standard rectangular pillows filled with polyester or down alternatives, it features a contoured shape intended to cradle the head while supporting the cervical spine. The pillow is made from slow-rebound memory foam, a mate... https://www.accessnewswire.com/newsroom/en/consumer-and-retail-products/derila-ergo-pillow-reviews-ergonomic-memory-foam-pillows-for-neck-back-1036323