Fill the Nemo Fillo with air and then add extra clothing using the underside elastic cords to create additional height. The Fillo, from Nemo, made of velvety-soft washable microfiber fabric and engineered with 1” memory foam help provide you with a good night’s sleep while you are in the backcountry. This 10.8 ounce package stuffs down smaller than a 1 liter water bottle. Get the rest you deserve, Fillo your head with this backpacking pillow.