Pearl Izumi Men's Elite In-R-Cool Tri Shorts Body: 80% Nylon 12% Lycra Spandex 8% Polyester, Upf 50+ Technology: Coldblack Side Panel: 80% Polyester 20% Elastane, Upf 50+ Imported Spring/Summer 2014 Read the care content label on the inside of your garment for specific instructions; use simple detergents with no additives Our go-to training and racing short, the ELITE InRCool Tri Short is constructed with ELITE Transfer InRCool fabric cooling and sun protection The perfect balance of anatomic fit, performance engineered materials and the personal interface between athlete and gear