Air-Core Pillow from Cocoon is a lightweight, compact travel pillow with an inflatable, exchangable air core underneath a layer of synthetic filling and a Microfiber/Nylon shell.\n\nThe shell is made of 100% Polyester Microfiber (top) and 30 Denier Nylon (bottom). The inflatable air core lies under a layer of premium synthetic filling. Cocoon Air-Core Pillow Smoke Grey/Charcoal | Buy Cocoon Air-Core Pillow Smoke Grey/Charcoal here | Outnorth