Girorsquos first air attack was a revelation in styling and performance for all types of riding inspired by the original the new giro air attack shield road bike helmet delivers a lightweight compact and extremely efficient aerodynamic design that slices through air this giro road helmet features a magnetically fastened eye shield for wraparound eye protection thatrsquos easy to remove during pre race or warm up with an enhanced airflow design and the roc loc air system this helmet has