350 million years after crawling from the sea, the Lungless suit will bring us back. Inspired by fish gills, the Lungless Aquatic Respiration Suit uses millions of cascading sheets of nano-membrane to filter oxygen from the water and deliver it to the diver’s mouth. Enjoy unlimited, tank-free exploration on the other 70% of the planet. From the NANO Supermarket product collection. Designer: Sean Serafini. Enabling technology: Nano structures. Feasibility: Medium.