Zeppelin Lens Duster

If you print this with flexible filament, it is a fully functioning lens duster. It prints on its tail without supports. There are two versions, one with a hole on the side and one without. The hole acts as a valve, you cover the hole when you squeeze it, and when you release it, the air can come back in through the hole rather than the nozzle.

I printed this in TPU and it has the right level of elasticity when you squeeze it. You need to print it normally rather than in vase mode. Vase mode,