Light and airy, the Brooks Atmosphere Long Sleeve is the perfect lightweight layer for your runs. This long sleeve shirt works hard to keep you cool with its sweat-wicking, quick-drying and all-new technical DriLayer® fabric that mops up moisture during your miles. Plus, when you start to sweat, this shirt has an odor resistant antimicrobial finish that will keep it smelling fresh if you need to wear it to run errands after your run. Made with 100% recycled materials to reduce the impact on the environment, the ultralight and breathable Atmosphere shirt is one that you can feel good wearing. And as a bonus, it has thumbholes. Feel cool, look good and smell fresh in the Books Atmosphere Long Sleeve Shirt.