One visitor, Mr He, told Pear Video: ‘Wuhan has just lifted the lockdown not that long ago. [I’m] still worried that there are some cases.

‘At the park, you would be very close to people, so I’m wearing this head-covering to protect [myself] from contaminated saliva circulating in the air,’ the tourist added.

The eccentric head covering was first invented in Chinese eastern port city Qingdao in 2004 to help prevent female swimmers from getting tanned in the sun.