Calzini Castelli Aero Race Pro 20 2026 Size:L/XL extremely stiff and lightweight Carbon

extremely stiff and lightweight Carbon HMX sole for direct energy transfer (stiffness index 9)

Dimensione S3 140 x 255 mm - L3 155 x 255 mm

Press-Fit is the preferred standard for the most demanding cyclists

utilizing 7 pockets in total

ottenuta senza l’utilizzo della pratica del mulesing

Calzini Castelli Aero Race Pro 20 2026 Size:L/XL extremely stiff and lightweight CarbonAn aerodynamic sock without sacrificing the features that make it excellent. Thanks to collaboration with expert Italian knitters and the use of advanced machinery, a structure was created that combines smooth and textured zones to control airflow and reduce aerodynamic drag, without compromising comfort and fit. The result is a comfortable sock that stays in place and offers aerodynamic performance comparable to Lycra ribbed cuffs, with the advantage