Stay cool and comfortable in the Brooks Atmosphere Short Sleeve 2.0. This running top feels almost weightless, so it's perfect to wear for those hot summer runs or on race day. The Performance DriLayer® fabric wicks away sweat from your skin and provides UPF 50+ sun protection. Whether you are running your first 5K or doing a HIIT workout, the updated four-way stretch fabric gives you better range of motion so you can move freely. Plus, it is odor-resistant to help you stay fresh in between washes. Dress for running success in the Brooks Atmosphere Short Sleeve 2.0.