100% cotton cover features a breathable percale weave which increases airflow, so you’re always sleeping cool. | Innovative pillow-in-pillow design packed with microfiber fill, provides both support and comfort. | Removable, machine-washable outer layer for easy cleaning. | 2" gusset serves as the backbone of our pillow’s construction. This allows for better neck alignment and an evenly distributed fill. | Resistant to clumping, meaning it can bounce back with just a quick fluff. Packaging may vary