Wear a real-life anonymous bar over your eyes.
The inner workings of the censorship sunglasses.
(Which are not to be used as real sunglasses.)
Ironically, these joke glasses might actually keep your identity secret, at least from facial recognition software, since one of the ways the software identifies your face is by measuring the distance between your eyes. They might, however, attract unwanted attention. Unless we all started wearing them…
Embarrassing Photo Protective Sunglasses, Paparazzi Shades, Urban Outfitters>>