Decora style cat ear hat with ASCA solar films

My phone battery can only last a few hours, I need a wearable solar charger when I go out!

I made a demo of Decora style cat ear hat, and used paper to indicate solar films.

Front look:

Back look:

Solar film piece:

Side bow tie:

Solar film piece of bow tie:

The charger hides inside the side "tail" of the hat. The tails would be long enough for keeping the phone in your pocket while charging: