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Giro Phase

Giro Phase
  • Color: Matte Black/Lime/Flame
  • Color: Matte Blue
  • Color: Matte Blue
  • Color: Matte Black
  • Color: Matte Titanium/Flame
  • Color: Matte White/Lime
Color: Matte Black
Size: Small
Please select options Unavailable


Giro's Phase is a great choice for trail-hungry cyclists. It boasts Giro's In-Mold construction for excellent durability and 27 vents with Giro's Wind Tunnel technology that keeps the air flowing so you stay comfy all ride long. And, you'll love the great fit and feel of Giro's Acu Dial 2 fit system and the removable visor that protects you from glare and branches.

- Small = 51-55cm
- Medium = 55-59cm
- Large = 59-63cm

Complies with the US CPSC Safety Standard for Bicycle Helmet for Persons Age 5 and Older


Phase overview

In-Mold construction process

Part Numbers

Option UPC MPN Store SKU
Matte Black / Small 768686552441 7055427 2100000012657