Built for elite performance and refined through rigorous wind-tunnel testing, the Castelli Men's Free Aero Race S Bibshort delivers top-tier comfort, aerodynamic efficiency, and race-ready support. Crafted from Forza2 Stretch fabric, this bib molds to your body without restriction, optimizing mobility while enhancing airflow for a 3% reduction in drag (CdA). The lightweight mesh bib straps minimize bulk and maintain breathability during high-output efforts, while silicone leg grippers ensure a secure fit through every pedal stroke. The Progetto X2 Air Seamless seat pad provides unrivaled cushioning and support for long rides, and a discreet rear pocket adds practical storage for essentials or a race radio. Whether racing or training, this bibshort is designed to help you ride faster, farther, and more comfortably.
Aero-optimized Forza2 Stretch fabric enhances comfort and reduces drag
Progetto X2 Air Seamless seat pad for all-day endurance support
Lightweight stripe mesh bib straps for breathability and minimal weight
Silicone leg grippers ensure secure fit without constriction
Integrated back pocket for extra storage or race radio
Fabric rated to 50+ UPF for sun protection
Main fabric Material: 65% polyamide, 35% elastane
Back Material: 94% polyester, 6% elastane
Bibs Material: 58% polyamide, 42% elastane
Seat pad Material: 87% polyester, 13% elastane
Care instructions: Machine wash cold, do not tumble dry
