Still another advantage of the Derila Ergo Pillow is their low-maintenance design. The cushion derila ergo pillow cover is detachable and unit washable, letting for easy cleaning and health maintenance. Memory foam may be painful and sensitive to humidity, nevertheless the detachable cover assures that the cushion stays clear without limiting their integrity. Regular cleaning is essential to prevent contaminants, dirt pests, and germs accumulation, which could negatively influence sleep quality. The mixture of an easy-to-clean cover and resilient polyurethane foam makes this cushion equally practical and long-lasting. derila ergo pillow