These tabs dissolve poorly or only slowly and then end up between the rubber seal and the door.
Laundry gets clean, but does not smell very pleasant
Unfortunately not usable. Do not come loose and jam on door rubber.
Misconstruction. Often does not dissolve
Tabs do not dissolve completely, clump together and get stuck in the door seal.
At last, a practical (powder) format 👍
Washes clean
good