A light Urban carry in the Nitecore BP23

I found this backpack to be very convenient to use and carry. What do you think? Would you carry something like this? What would you carry in a backpack in an urban situation?

Nitecore BP23: (Backpack) https://www.batteryjunction.com/nitec...
Nitecore SLB04: (Sling bag) https://www.batteryjunction.com/nitec...
Nitecore NPP10: (Pocket organizer) https://www.batteryjunction.com/nitec...
NItecore NH12S: (Flashlight) https://amzn.to/3Xkx8nF
Nitecore NTP31: (Tactical pen) https://amzn.to/3XzYt4S
Hot Snapz (hand warmers): https://amzn.to/3QSzaJ9
GU gel: https://amzn.to/3Xjtpa0
Knipex Cobra XS: https://amzn.to/3QOdRIF
SAS survival handbook: https://amzn.to/3HeQdBZ
Staresso portable espresso press: https://amzn.to/3Hg4K0v

My website: https://f2scustoms.com/

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