Castelli Free Aero Race 4 Bib Shorts

Castelli Free Aero Race 4 Bib Shorts


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SIZE SMALL sku: 21015
SIZE MEDIUM Out of stocksku: 21016
SIZE LARGE sku: 21017
SIZE X LARGE Out of stocksku: 21018
SIZE XX LARGE Out of stocksku: 21019
SIZE 3XL Out of stocksku: 21020

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The Free Aero Race 4 Bibshort is Castelli’s  comfortable top race short.  The fabrics are premium, made to their specifications by Italy’s best fabric suppliers. The Forza fabric on the inner leg features 38% Lycra® content for perfect fit, while the Vortex fabric on the side panels is dimpled for aerodynamics. And it’s held in place by the latest iteration of our seamless flat Giro leg gripper.


  • Vortex dimpled fabric on legs for aero performance
  • Forza fabric on inner legs with 38% Lycra® content for perfect fit
  • Stripe mesh engineered minimalist bib construction keeps you cool
  • Giro4 leg gripper elastic for better grip distributed over larger area
  • Doppio V construction in front for increased support and comfort
  • Flat-lock stitching
  • Progetto X2 Air Seamless seat pad
  • 15°-35°C / 59°-95°F
  • Weight:172g