A man poses under a Plex'Eat prototype plexiglass bubble at the H.A.N.D restaurant in Paris, France, May 27, 2020. The plexiglass protection Plex'Eat was designed by Christophe Gernigon to surround diners to protect them from the novel coronavirus at the H.A.N.D restaurant in Paris. Plex'Eat is simple to set up and take apart, easy to clean and disinfect, adaptable to all types of establishments and boutiques as well as public places to protect guests and clients during the COVID-19 pandemic, according to the designer. (Photo by Aurelien Morissard/Xinhua)

Christophe Gernigon poses under his invention, a Plex'Eat prototype plexiglass bubble, at the H.A.N.D restaurant in Paris, France, May 27, 2020. The plexiglass protection Plex'Eat was designed by Christophe Gernigon to surround diners to protect them from the novel coronavirus at the H.A.N.D restaurant in Paris. Plex'Eat is simple to set up and take apart, easy to clean and disinfect, adaptable to all types of establishments and boutiques as well as public places to protect guests and clients during the COVID-19 pandemic, according to the designer. (Photo by Aurelien Morissard/Xinhua)

Christophe Gernigon poses under his invention, a Plex'Eat prototype plexiglass bubble, at the H.A.N.D restaurant in Paris, France, May 27, 2020. The plexiglass protection Plex'Eat was designed by Christophe Gernigon to surround diners to protect them from the novel coronavirus at the H.A.N.D restaurant in Paris. Plex'Eat is simple to set up and take apart, easy to clean and disinfect, adaptable to all types of establishments and boutiques as well as public places to protect guests and clients during the COVID-19 pandemic, according to the designer. (Photo by Aurelien Morissard/Xinhua)

People pose under Plex'Eat prototype plexiglass bubbles by designer Christophe Gernigon at the H.A.N.D restaurant in Paris, France, May 27, 2020. The plexiglass protection Plex'Eat was designed by Christophe Gernigon to surround diners to protect them from the novel coronavirus at the H.A.N.D restaurant in Paris. Plex'Eat is simple to set up and take apart, easy to clean and disinfect, adaptable to all types of establishments and boutiques as well as public places to protect guests and clients during the COVID-19 pandemic, according to the designer. (Photo by Aurelien Morissard/Xinhua)

People pose under Plex'Eat prototype plexiglass bubbles by designer Christophe Gernigon at the H.A.N.D restaurant in Paris, France, May 27, 2020. The plexiglass protection Plex'Eat was designed by Christophe Gernigon to surround diners to protect them from the novel coronavirus at the H.A.N.D restaurant in Paris. Plex'Eat is simple to set up and take apart, easy to clean and disinfect, adaptable to all types of establishments and boutiques as well as public places to protect guests and clients during the COVID-19 pandemic, according to the designer. (Photo by Aurelien Morissard/Xinhua)

People pose under Plex'Eat prototype plexiglass bubbles by designer Christophe Gernigon at the H.A.N.D restaurant in Paris, France, May 27, 2020. The plexiglass protection Plex'Eat was designed by Christophe Gernigon to surround diners to protect them from the novel coronavirus at the H.A.N.D restaurant in Paris. Plex'Eat is simple to set up and take apart, easy to clean and disinfect, adaptable to all types of establishments and boutiques as well as public places to protect guests and clients during the COVID-19 pandemic, according to the designer. (Photo by Aurelien Morissard/Xinhua)