Visitors wear masks as they catch some shade under the Oscar Mayer Wienermobile amid 50 acres of Ranunculus flowers at “The Flower Fields” in Carlsbad, California, U.S., March 31, 2021. (Photo by Mike Blake/Reuters)

A man wears a protective face mask on a street, amid the spread of the coronavirus disease (COVID-19), in Bangkok, Thailand, August 21, 2020. (Photo by Jorge Silva/Reuters)

Jeepney passengers are seated in between plastic barriers, wearing face masks and face shields mandatory in public transportation, in Quezon City, Metro Manila, Philippines, August 19, 2020. (Photo by Eloisa Lopez/Reuters)

University students wearing Guy Fawkes masks pose for a photoshoot of a graduation ceremony to support anti-government protests at the Hong Kong Polytechnic University, in Hong Kong, China on October 30, 2019. (Photo by Tyrone Siu/Reuters)

People wearing protective face masks amid the coronavirus disease (COVID-19) outbreak are seen near foodstuffs, which are displayed for sale on a car in Omsk, Russia on December 4, 2020. (Photo by Alexey Malgavko/Reuters)

A Chinese tourist wears a mask as she arrives at Suvarnabhumi Airport during a welcome ceremony of Chinese Lunar New Year travellers in Bangkok, Thailand on January 22, 2020. (Photo by Soe Zeya Tun/Reuters)

A female tourist wears a protective face mask on the street, following an outbreak of the coronavirus disease (COVID-19), in Tokyo, Japan on March 10, 2020. (Photo by Hannibal Hanschke/Reuters)

A couple wearing face masks rides a bicycle at a park in Seoul, South Korea, Saturday, March 7, 2020. The number of infections of the COVID-19 disease spread around the globe. (Photo by Ahn Young-joon/AP Photo)