[TheThinkTank] another use for inner tubes

elastic is in short supply, so we did this with inner tubes:

https://www.instagram.com/p/B-pr6DEldwT/

https://www.facebook.com/bikex.org/posts/1328479774024849

they're nice because you can make custom cut them to be wider around the head.

curious if latex tubes would offer more compliance. ;-)

-A