# Road Helmet GIRO Aries Spherical — M (55–59 cm), matte black/frequency orange

**URL:** https://aio.lv/en/product--giro-gr-39360-d97-m--12405863
**Data updated:** 2026-04-30 18:35 (EEST)
**Category:** Protective Helmets
**Manufacturer:** GIRO
**Manufacturer code:** GR-39360-D97-M
**EAN:** 199270038940
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 298.49 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 246.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--giro-gr-39360-d97-m--12405863

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

GIRO Aries Spherical is a road cycling helmet in size M (55–59 cm) with Spherical impact protection technology. Finished in matte black with frequency orange accents, it delivers enhanced multi-directional impact management, ventilation and a secure fit for training and racing. Suitable for road cyclists seeking lightweight protection and improved safety on varied rides.

## Long description

The GIRO Aries Spherical — M (55–59 cm), matte black/frequency orange is a road cycling helmet designed to balance lightweight construction, ventilation and multi-directional impact management. It features Spherical impact protection technology to reduce rotational forces in oblique impacts while providing a secure fit for riders whose head circumference matches the M size range. The matte black shell with frequency orange accents offers a low-key appearance with visible color highlights suitable for training and racing.
Advantages
Spherical impact protection technology integrates dual-density construction to manage both linear and rotational forces, improving overall impact performance. The helmet's ventilation channels and internal airflow design help dissipate heat during long rides, while an adjustable retention system ensures a stable, comfortable fit across the 55–59 cm range. The matte finish resists glare and small scratches, and the color contrast increases on-road visibility without being overly bright.
Suitable for
Road cycling training and group rides
Endurance rides and non-technical racing
Commuting on paved roads
Riders seeking lightweight helmets with improved rotational impact management
When it may not be suitable
This helmet is optimized for road cycling and may not offer the same level of face or jaw protection required for mountain biking, downhill riding or gravity-focused disciplines. Riders who require integrated accessories such as a full-face shield, heavy-duty chin protection, or specialized mount points should consider helmets designed specifically for those activities.
Key specifications
Size range: Medium, fits head circumference 55–59 cm
Impact protection: Spherical multi-directional impact management
Shell finish: Matte black with frequency orange accents
Ventilation: Multiple airflow channels for heat dissipation
Fit system: Adjustable retention for a secure fit
Intended use: Road cycling, training and racing
How to use
Place the helmet on the head so it sits level, covering the forehead without tilting back. Adjust the retention system until the helmet feels secure but not tight, and fasten the chin strap with enough room to allow one or two fingers between the strap and the chin. Regularly inspect the helmet for damage after any significant impact and replace it if compromise to the shell or protective materials is visible. Clean the helmet with mild soap and water and avoid strong solvents that can degrade materials.
What to consider before purchase
Measure head circumference to ensure correct fit in the 55–59 cm range
Confirm intended riding discipline matches road helmet design
Check compatibility with any preferred accessories (lights, cameras, eyewear)
Consider replacing the helmet after a significant crash or after several years of use per manufacturer guidance
Usage recommendations
For optimal protection and comfort, position the GIRO Aries Spherical level on the head, maintain a snug retention adjustment, and replace the helmet following any substantial impact or when signs of wear are present. Use along with visible clothing and lights for low-light riding to enhance safety.

## FAQ

### How much does the GIRO Aries Spherical road helmet — M (55–59 cm) cost, and is it available for purchase?

The price is 298.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 20.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can GIRO Aries Spherical road helmet — M (55–59 cm) be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All GIRO products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized GIRO service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12405863/68692478_large.webp