While most might argue otherwise, lowtops rule the warmer months. And while it's easy to opt for a simple canvas low, that can get boring after a while. To keep things interesting we always add a few running shoes to the mix. Who can resist with some of the innovations brands like Nike, adidas, Asics and Brooks are developing. Whether we actually hit the streets to get in shape is another argument entirely. Either way here are the 10 best runners to keep your collection fresh and at least give off the appearance of a active lifestyle during Spring/Summer 2011...