Ink Sacs

[Stanneke]

Hi, my question is what quest I have to do to unlock Ink Sacs.
I would like to make some colored glass, and it doesn't say what quest I have to do.

Thanks!

 

[Deleted member 489420]

I am pretty sure i unlocked them on last island with quest i dont remember :-:

 

[Stanneke]

Still don't know, anyone?