When you open the box and take a look at the Mizuno Wave Rider 20, the first thing that springs to mind is that perhaps they are not the most aesthetically pleasing shoes you have ever seen, and you'll probably find them a little "leaden" if you like very light sports shoes. Nevertheless, sometimes appearances are deceptive and before dishing out a sentence, I'd better test them and see what this new Japanese model can offer. Therefore, I'll put my running shoes on and off I go! First impression My first impression is that the new Mizuno Wave Rider 20s are comfortable to wear. They seem like shoes with which you can exercise frequently, without ruining your joints (...