A little more detail about the BG “survival pouch:”
Next to a shooting glove for scale:
The inside of the pouch opens up and flips out. There is also an interior zippered pocket (r. side):
And here’s an idea of the amount of stuff I carry in it:
As I said above, I really like the ‘modular’ approach. By having all my little essentials in one pouch, I can easily move it to different packs as needed, without having to unpack things and repack them. Just makes switching gears on the fly a lot easier.