Giro Quarter FS Helmet - Grey

The Giro Quarter FS Helmet is one of the lowest-profile helmets Giro have ever made, and it is als...

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Product Information

Full details

The Giro Quarter FS Helmet is designed for urban commuters, casual cyclists, and park riders who prioritize a low-profile aesthetic without compromising on fundamental protection. Its primary benefit is a lightweight yet durable construction that balances safety with a sleek, minimalist look, though users should note that the ventilation is geared more toward style and moderate effort than high-intensity road racing.

All features

Age Groupadult
ColourGrey
GenderUnisex
Model Part NumberGIH7129582
BrandGiro

Extended Product Information

FAQs

Is this helmet suitable for mountain biking?

While it offers basic impact protection, it lacks the extended rear coverage and specialized visor features typically required for trail or mountain biking.

How do I know if I have the right size?

Measure the circumference of your head just above the eyebrows and compare it to the specific size chart provided by Giro.

Can I replace the internal pads?

Yes, the pads are designed to be removable and replaceable to help maintain hygiene and comfort.

Does the polyurethane coating prevent dents?

The coating primarily protects the EPS foam from scuffs, chips, and moisture, but it will not prevent structural damage from significant impacts.

Is the visor removable?

This specific model features a low-profile, integrated aesthetic and does not include a removable visor.

How often should I replace the helmet?

Giro recommends replacing any helmet that has been involved in a significant impact or every 3 to 5 years depending on frequency of use.

Troubleshooting

Helmet feels loose even when dial is tightened

Adjust the rear vertical position of the Roc Loc fit system or ensure the internal pads are seated correctly.

Sweat dripping into eyes

Remove the front-most brow pad and wash it thoroughly or replace it with a fresh set of pads.

Straps feel uneven

Loosen the chin strap, center the buckle, and adjust the side tri-glides until both sides sit comfortably against your face.

Pros and Cons

Pros

  • One of the lightest helmets with an ABS shell available
  • Extremely low-profile design that avoids a bulky look
  • Durable polyurethane coating protects the foam liner from damage
  • Easy-to-use dial fit system for rapid adjustment
  • Replaceable padding extends the functional life of the helmet

Cons

  • Limited ventilation compared to high-performance road helmets
  • Not intended for extreme off-road or high-speed mountain biking
  • Fixed aesthetic style may not suit all head shapes for comfort

Setup, Compatibility & Care

To ensure the best experience, start by loosening the Roc Loc Vert dial completely before placing the helmet on your head. Once level, tighten the dial until the helmet feels snug but not restrictive. The webbing should form a V-shape under your ears with no slack.

To clean the helmet, use only a damp cloth with mild soap; avoid harsh chemical cleaners which can degrade the outer shell or the protective polyurethane coating. The internal pads are machine washable on a delicate cycle, but air-drying is highly recommended to preserve their shape and structural integrity. Periodically check that all rivets and anchors are secure and free of debris.

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