23 2 AERO HELMETS H
AeroA lids provide a smoother surfacee forf the air to glide acrossa to reduce drag.d One study showeds an 89% dragd saving over ‘normal’ helmets, which equates to almosta a minute overo the course of a 40km bike leg.
AeroA lids provide a smoother surfacee forf the air to glide acrossa to reduce drag.d One study showeds an 89% dragd saving over ‘normal’ helmets, which equates to almosta a minute overo the course of a 40km bike leg.