I’ve sweated my way through many of the best and priciest shirts on the market and found that not all of them are created equally. When you get wet or sweaty and stay wet or sweaty, that’s a bad sign.

Or are you a T-shirt girl who prefers a bit more coverage but can't find the perfect fit? From chafe-free long-sleeve tees to cutting-edge technical vests, we've rounded up the best running tops ...