Seek out sunny weather. Brooks lightest sweat-wicking T-shirt keeps air flowing and doesn't cling, letting you enjoy the fresh air that much more. Just because you?ve earned the sweat doesn?t mean you want to run in it. The DriLayer fabric wicks sweat away to keep you comfortable, dry and feeling light on your feet. Featherweight fabric keeps air flowing while you keep your workout going. A building block for your run or workout, these men's running shirts are designed for comfort so you can take your mind off what you?re wearing and focus on what?s ahead of you.