Pearl Izumi Men's Fly In-R-Cool Long Sleeve Shirt, Electric Blue, Large Body: 50% nylon 50% polyester/ UPF 20+ Technology: 24hr Icefil Weight: 127 g/m2 Imported Fall/Winter 2013 The lightweight Men's Fly InRCool Long Sleeve features our innovative InRCool fabric technology to cool the body for optimal comfort The perfect balance of anatomic fit, performance engineered materials and the personal interface between athlete and gear A clothing system that works to help you maintain the perfect temperature for the weather conditions and activity range day in and day out Read the care content label on the inside of your garment for specific instructions; use simple detergents with no additives The lightweight Men's Fly InRCool Long Sleeve features our innovative InRCool fabric technology to cool the body for optimal comfort The perfect balance of anatomic fit, performance engineered materials and the personal interface between athlete and gear See Product tag and wwwpearlizumicom for Warranty Information