Pearl Izumi - Run Women's Elite in-R-Cool Tri Singlet 63% nylon, 22% LYCRA spandex, 15% polyester Imported 2015 Spring/Summer ELITE Transfer In-R-Cool fabric powered by coldblack provides superior cooling and reflective sun protection ELITE Transfer Aero fabric is strategically placed for superior aerodynamics ELITE Transfer In-R-Cool fabric features LYCRA Sport that helps garments maintain original compression levels Merrow stitch construction for superior next-to-skin comfort