Pearl Izumi Pro Leader Bib Short Fall/Winter 2012 Body : 66% Nylon 34% elastaneTechnology: coldblack Weight: 244 g/m2PANELS : 80% polyester 20% elastane/ UPF 40+BIB: 56% Minerale polyester 33% polyester 11% elastane s-xxl The P.R.O. Leader Bib Short utilizes our In-R-Cool technology plus our new P.R.O. Seamless 4D Chamois to create the most technically advanced bib short in our line.