The Smart Finger Digital Measuring Tool

Smart Fingers turn your hands into ruler. It uses two fingers, the pair of plastic tubes slip over your real fingers and measure the distance between themselves. The distance is displayed on the side of one of the fingers, you can store it in memory for transfer to a PC.

Designed by Choi Hyong-Suk, Jung Ji-hye, and Yoo-Jin Park. Currently it is just a concept.