For those seeking adjustable, breathable support and complete control over their sleep experience. Adjust the pillow to your desired firmness or softness thanks to its breathable, flexible viscose loft fill. Simply unzip the ultra-soft viscose charcoal envelope and add or remove the fill. The flexible loft fill, viscose charcoal memory foam, and quilted viscose cover combine to make the pillow of your dreams. The viscose charcoal envelope wicks away moisture and helps repel odors, toxins, and dust mites. Its quilted cover is completely removable and washable, making it easy to keep clean and fresh.