That culminated in Giro unveiling a helmet with a huge protruding leading edge, sitting some 20cm higher than the wearer's head, while shrouding the rider's shoulders, essentially pushing air ...

Traditionally, vent-filled helmets that keep your head cool are costly in terms of drag. ... Giro's latest helmet doesn't suffer from either problem. Skip to main content.

Announced this Monday (Mar. 4), the Aerohead II was created via a partnership between American helmet manufacturer Giro and Team Visma/Lease a Bike, a Dutch bicycle racing team.

We've tested and reviewed products since 1936. Read CR's review of the Giro Isode MIPS bike helmet to find out if it's worth it.

The Giro Owen Spherical Helmet is one of our all-time favorite helmets, combining top-tier features with understated styling.

The Giro Tremor’s 18 vents are spaced more evenly throughout the helmet, letting air flow to the sides and the back of the head. It has thoughtful, kid-friendly details.

The convertible full-face helmets have been around since late '90s/early 2000s, in fact, the Giro Switchblade was one of the first helmets to introduce the concept back in the day. Luckily helmet ...

We've tested and reviewed products since 1936. Read CR's review of the Giro Register MIPS bike helmet to find out if it's worth it.