Endurance-level comfort for every ride with Castelli's most comfortable seat pad.
- Endurance Evolution fabric provides optimum muscle support and feels drier in nearly all conditions
- Anatomic cut for perfect on-bike fit
- Bib straps can cross in front or back and are extra elastic, allowing short to be pulled down for pee stops without removing bibs
- Women’s-specific Progetto X2 Air Donna seamless seat pad for even greater comfort and improved airflow
- GIRO3 leg grippers lie flat
