the NSBTShirt - Corp R - Whitaker edition uses the comfort and cooling effect of organic cotton, in combination with recycled polyester to bring you a moisture wicking, quick drying run ready t-shirt. we've added concealable reflective details, for that unplanned night run home, flatlock stitching for comfort, and an all natural antimicrobial to defend against unwanted odours and harmful microbes that plague your everyday activewear. the water based print is designed with breathability in mind, so it won't get wet and sticky and uncomfortable like most printed t's do during a run. this is the ciele athletics not so basic t-shirt. wear it every day but race day.