[More "ghost" things. Does that mean that the room had a memory of a pouch, too? Was there a limit to this? Could the pouch then have the memory of whatever it used to hold?]

[. . .]

[. . . This is confusing. And weird. Probably better just to deal with it on its face. Something that she could store a lot of water in that couldn't be seen sounds very helpful, regardless of the principles behind it.]

. . . Would it be the same weight, putting a lot in it? And how much could it carry?

[Her eyebrows furrow just a little.] Could I just put water in it rather than containers?