The wool upper is flexible and durable

The pouch has a water-resistant design to help protect contents from sweat or light rain

100% recycled polyester

You'll find no fault—and no grade too steep—with a wide-range Shimano Deore 1x10 drivetrain

Men's Brooks Atmosphere Singlet 2.0 Size:XS The wool upper is flexibleStay cool during those hot weather runs with the Brooks Atmosphere Singlet 2. 0. This running tank feels almost weightless, so it's perfect for a sunny summer run or race day. The Performance DriLayer fabric wicks sweat away 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 provides a better range of motion. Plus, it is odor resistant to help you stay