"The shoes should feel like they belong on your feet," said Gordon Bakoulis, 49, a running coach in New York City who has competed in four United States Olympic Marathon Trials.

“就像鞋是为你量身定做的一样，”GordonBakoul is说，他49岁，纽约市的一名跑步教练，曾4次参加美国奥林匹克马拉松赛审判。