Mine is also from 2015 (42nd week) and so far it looks good.. I think the older bags with this creasing problem couldn't pull the flap to the top only like this for example View attachment 3580333 And the newer ones without the creasing problem can pull the flap to the top like this: View attachment 3580334 hard to explain in English haha.. i hope you know what i mean.. I heard something like this as someone explained it here in pf. But I don't know if this is true
Can you explain it in german???[emoji23][emoji23][emoji23][emoji23] but i think i now what you mean!