Giro Trinity

Giro Authorized Dealer.
Full Manufacturer Warranty.


$ 33.95

Best price online audited bynetRivals


Giro Trinity


Giro Trinity

Giro Trinity


Giro Trinity

Product description

Product description

Sometimes the simplest designs are also the smartest. The Trinity™ is an easy fit for riders who want a classic cycling helmet that doesn’t compromise comfort or performance. It includes top-level features like In-Mold construction to keep the weight low, and the easy one-handed adjustments of our acclaimed Acu Dial™ system for a quick, sure fit no matter where or how far you ride.


- Full coverage shell; Reflective rear decal
- Construction: In-Mold polycarbonate shell with EPS liner
- Fit System: Acu Dial™
- Ventilation: 22 vents

Giro Trinity has the 100% money-back guarantee. If for whatever reason you are not completely satisfied with your Giro Trinity you have purchased at bikeinn, you have 30 calendar days from delivery in which to return it. In addition, in our online bike store you can discover the full range of product of the brand Giro and complete your order in Helmets road-mtb products always at the best price.



View more related products to:

Giro - Helmets - Helmets road-mtb Color: green

Size chart. Helmets

Use the chart below to determine your size. If you´re on the borderline between two sizes, order the smaller size for a tighter fit or the larger size for a looser fit. If your measurements for bust and waist correspond to two different suggested sizes, order the size indicated by your bust measurement.

  • cm
  • inch
  • Kg
  • Pounds
Size Head circumference (cm)(inch)

51 - 55

19.89 - 21.45


55 - 59

21.45 - 23.01


59 - 63

23.01 - 24.57

One Size

54 - 61

21.06 - 23.79

head.jpg head_circum_eng.png
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