Under Armour Streaker Vest Longer distances and faster runs start with incredible comfort, perfect stretch, and a lightweight feel. That's what you get with the Under Armour Streaker Vest. Constructed using UA Microthread, the Under Armour Streaker Vest dries faster, won't cling to you, won't chafe and stretches without absorbing sweat. The technology works endlessly to wick sweat and excess moisture as it's produced then transfers it to the outer layers of the fabric where the moisture can be easily evaporated ensuring you remain cool, dry and comfortable at all times. Mesh panels also feature on the vest to provide added breathability. The panels allow air to fully permeate the vest, providing a constant supply of fresh, cool air while simultaneously forcing out hot, muggy air creating a perfect microclimate for your skin to thrive in. A fitted silhouette ensures next-to-skin comfort that allows for unrestricted movement because your clothing choice should never inhibi