all just by moving their index finger in the air space above the material. In a current prototype version of the system, the user wears a ring with a 3 x 5-mm magnet upon it, on their index finger.

Touchless interaction reduces wear and tear. Importantly, our technology is designed for everyday use. It is machine washable and durable and does not impact the drape, or overall aesthetic appeal ...

If a wrist wearable to track your workout is a bit too conspicuous for your taste, a solution might be here: just wrap Motiv around your finger ... and heart rate at all times.