Speed Racer: Giro Bike Helmet Reduces Drag, Slices through Air

Air Attack Shield: Lens snaps on to attach-point magnets; flip it around to store off eyes when not needed

Wind tunnel test of the Air Attack

Air Attack helmet

X-ray view: Unique adjustable “Roc Loc Air” system suspends helmet 3mm above the rider’s head, allowing better airflow

Test on a Velodrome race track

—See more on the helmet line on Giro’s new Air Attack microsite.

Stephen Regenold

Stephen Regenold is Founder of GearJunkie, which he launched as a nationally-syndicated newspaper column in 2002. As a journalist and writer, Regenold has covered the outdoors industry for two decades, including as a correspondent for the New York Times. A father of five, Regenold and his wife live in Minneapolis.