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This product is no longer available, but don't go just yet.


  • In-Mold technology bonds the helmet's tough outer microshell to the impact-absorbent expanded polystyrene liner, creating a light, cool and strong helmet
  • Acu-Dial fit system can be adjusted with a single hand for a comfortable, secure fit
  • 22 vents provide airflow to keep you cool
  • The Giro Trinity Bike Helmet for women features a reflective rear decal


Please note: Giro products can only be shipped to the U.S., Canada and Mexico.

View all Giro Recreational Cycling Helmets

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Best Use Cycling
Helmet Style Sport
Head Circumference 21.25 - 24 inches
Vents 22
Visor No
Weight Unavailable
Gender Women's