Designed for movement and high exertion ~ Capilene Cool Lightweight is our lightest ~ fastest-drying ~ best wicking technical fabric for hot days. It moves moisture quickly and breathes exceptionally well to keep you cool and dry across the full range of active ~ high-output agendas. Made of 100% recycled polyester double knit (heathers have 37% recycled content; stripes have 83% recycled content) ~ Capilene Cool Lightweight has a smooth outer face that glides easily in any layering system; it feels weightless ~ airy and free on the skin and with Polygiene permanent odor control you won?t stink up the celebratory beerfest at the end of your long run. Details include a classic go-anywhere crewneck design ~ set-in sleeves for chafe-free comfort and total shoulder mobility ~ a slight drop-tail hem for a stay-put fit under a harness or hip belt and a clean ~ snag-free woven label on the front-hem. It's Fair Trade Certified? sewn ~ which means the people who made it earned a premium for&