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
- Soft elastic at waist lies flat without binding
- Women’s-specific Progetto X² Air Donna seamless seat pad for even greater comfort and improved airflow
- GIRO³ leg grippers lie flat