Zoot Men's Ultra Cycle Ali'i 10-Inch Bib Body: 240g Shield - 80% polyester 20% spandex/ Inset: 210g Performer - 80% nylon 20% spandex Imported Sublimated Italian fabric ensures the very best in moisture management, comfort and durability Anatomic patterning for improved fit in the cycling position Multi-density foam chamois for maximum comfort and protection