Just made this new shape bag.
It will turn into tote, shoulder, back pack, and messenger bag.
This is the back side.
There's a side pockets for water bottles,
The main compartment opens both ways and is 44cm long so it opens wide.
There are whole size pocket on both back and front sides
The front one has one small pocket and
the back one has a zipper pocket and a small pocket.
Inside the main compartment is this 20cm zipper pocket, and