giro_h_synthe_bluematteblack_34
The new Giro Synthe has vents but is apparently more aero than their non-vented Air Attack helmet
Written by Simon
Simon Whiten (London and Northumberland, UK) has been riding for over 20 years and raced the road and the track extensively in the UK and Europe. He is obsessed with the turbo trainer and the ‘shortcut to race fitness’.