A worker makes "meduses" (jellyfish) plastic beach sandals at the Humeau-Beaupreau factory, in Beaupreau-en-Mauges, near Nantes, western France, on April 19, 2021. - The Humeau-Beaupreau company has been making the famous "meduse" sandals for 75 years. 3 200 000 pairs have been sold around the world. (Photo by Sebastien SALOM-GOMIS / AFP)