When we think of gas masks, we immediately envision goggles with a large contraption placed over the mouth. That’s because the design has largely gone unchanged over the years. Perhaps this cumbersome design is not the best solution.
The Volkswagen Roller is a new-age roller skate. It’s autonomous, and hands-free. The design comes with two main hubless wheels and two retractable rear wheels. Each roller comes with a hard-plastic s(Cool Designs Inventions)