"In the end, the Party would announce that two and two made five, and you would have to believe it. It was inevitable that they should make that claim sooner or later: the logic of their position demanded it." A double-thickness cotton mask with a pocket for an optional layer of tissue; the adjustable cord loops around the back of the wearer's head, and places no pressure on the ears.
Please note: This is not a piece of PPE or medical equipment. Like all fabric face masks, the intention is to catch droplets and stop the wearer from breathing directly into someone else's face, as a general contribution to public safety (according to advice at the time of writing).