HeatGear® fabric UA compression Built-in brief for added support Sweat-wicking and fast-drying fabric 4-way stretch construction for improved mobility Anti-microbial technology to combat odor Reflective logo for greater visibility in low light Zip closure side pocket Crafted from super-light HeatGear® fabric with a second skin fit, these running tights from Under Armour increase muscle power to push you to the limit. , and anti-microbial technology keeps you feeling fresh. The four-way stretch construction improves mobility and maintains shape and anti-microbial technology keeps you feeling fresh.