Pearl Izumi Men's Attack Long Sleeve Jersey Body: 100% polyester/ UPF 50+ Weight: 142 g/m2 Sleeves: 82% polyester 18% spandex Imported Read the care content label on the inside of your garment for specific instructions; use simple detergents with no additives We took the successful Attack short sleeve jersey and gave it cool weather capability with a matching long sleeve design 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