Giro Aerohead Mips II Helmet - Matte White cassons making it suitable also for

making it suitable also for wider road tyres (starting at 28mm of width)

you can pedal more efficiently and thus save a lot of energy

a relaxed leg position is still possible and the crank arms do not touch the chainstays even with very wide rear triangles

and increased reach adjust range are the culmination of generations of Shimano’s Di2 refinement

IThe result of CFD (computational fluid dynamics) testing

Giro Aerohead Mips II Helmet - Matte White cassons making it suitable also forAerohead II Mips is our most aerodynamic time trial helmet ever, designed with CFD and VR, and proven in the wind tunnel with the world's fastest riders on Team Visma Designed with CFD and VR, proven in the wind tunnel with 2x Tour de France winner Jonas Vingegaard, the Aerohead II Mips is our most aerodynamic time trial helmet ever. With the protection of Mips Air Node, a lightweight and ventilated solution for rotational energy management CE and