Chinese artist Ai Weiwei attends the first International Animal Welfare Summit 2018 (IAWS) on 24 April 2018 in Vienna. / AFP PHOTO / APA / GEORG HOCHMUTH / Austria OUT
Chinese artist Ai Weiwei designed a series of face masks inspired by some of his installations. Georg Hcmuth / AFP

Ai Weiwei turns masterpieces into face masks for Covid-19 charities