Free aero race 4 bibshort M Category_Backpacks Biking Stability control System™ (SBT): stability

Stability control System™ (SBT): stability control system that integrates GORE-TEX SURROUND® ventilation outlets

safe and reliable

Endurance Evolution fabric provides optimum muscle support and feels drier in nearly all conditions

Special acetate antifog inner lens

Taste-FreeTM: The interior of the drinking bubble and the tube are as smooth as glass

Free aero race 4 bibshort M Category_Backpacks Biking Stability control System™ (SBT): stabilityThe Free Aero Race 4 Bibshort is our top race short, which also means that it's insanely comfortable even if you never pin on a number. The original Free Aero Race Bibshort was first introduced over a decade ago and has logged literally millions of kilometers under the backsides of our sponsored pro riders and has been the best selling short both in the Castelli retail collection and in our Servizio Corse custom program. The fourth major generation of