Having just been away, what did I learn? To "Travel light".
I took both these bags away and the smaller one won hands down for accessability. I'm finding this very portable bag is the workable solution to sneaking in sketch time in this rather rushed stage of life.
Contents as per photo below:
The art journal is A6 size and my only change would be finding thicker paper.
This travel kit plus my camera were all I actually used.