This is a video demonstration of giving a fleshlight (or similar toy) a way to respond with feedback.
A Better Fleshlight Airlock
A non-destructive mod to increase the suction on a Fleshlight with a new end cap.
Making a Fleshlight Scream in Delight
Making a Fleshlight (or similar) react to how it’s being used.
A Simple Fleshlight Mod for Tightness
Use an o-ring to add snugness to the opening of a Fleshlight.