CLOTH CARRY SLING STRAP - similar to Bread bag. Helps needed

[Aries22]

Hello,
need help with this strap. I used to know for what it is, but now I totaly can not remember...But I m sure it is not for breadbag

[anmarlodz]

It is for breadbag ( usualy KM breadbags had one of those wide straps ).

[Persoons_Karst]

KM breadbag strap