Why do you need so many athletic shoes, exactly? And is it really that detrimental if you wear your running shoes to the gym from time to time? We talked to top trainers and shoe experts to find out the dynamic differences between training shoes and other sneakers—and how to find out what shoes are best for your fitness needs. This combat-stye pair features patent leather on the outside as well as a full leather lining and shock-absorbing insoles for extra comfort. Stripped from all frills, the new kicks are minimal with a modern edge to its design. The infamously tough leather might take a month or two to wear in, but it ends up being worth the effort. They're low enough to wander around casually in, and high enough to make my short legs look a bit longer.