I know that there have already been answers to the topic in the relevant articles. But the problem is still not solved. https://migipedia.migros.ch/de/forum/zu-duenne-joghurt-becher-und-deckel-getraenkeflaschen?backtoboard=q%3Daludeckel%26p%3D1%26sort%3Dlast_activity https://migipedia.migros.ch/de/forum/budget-frischkaese?backtoboard=q%3Daludeckel%26p%3D1%26sort%3Dlast_activity&reply=5f673560-c501-11ea-a7a8-33da342c6149 https://migipedia.migros.ch/de/forum/joghurt-aludeckeli-reissen-beim-oeffnen?reply=4a49d530-7aa4-11eb-a8bf-05da1daa3243 ...and https://migipedia.migros.ch/en/212602600000-archived-1#qanda-48aefa34-4add-4f05-9793-b07e2b213e2a