# Mountain Bike Helmet GIRO SOURCE MIPS — Matte Harbor Blue, Size S (51–55 cm)

**URL:** https://aio.lv/en/product--giro-gr-7140510--12405168
**Data updated:** 2026-04-30 18:33 (EEST)
**Category:** Protective Helmets
**Manufacturer:** GIRO
**Manufacturer code:** GR-7140510
**EAN:** 768686473890
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 127.49 €
**Prices and availability valid until:** 2026-08-19 23:59
**Price without VAT (21%):** 105.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--giro-gr-7140510--12405168

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 04.08.2026 | free |
| Pickup points | 07.08.2026 | 1.79 EUR |
| Courier delivery to door | 07.08.2026 | 4.99 EUR |

## Summary description

GIRO SOURCE MIPS is a mountain bike helmet featuring MIPS rotational impact protection in a matte harbor blue finish. Sized S (51–55 cm), it offers multi-impact safety design elements and ventilation suitable for trail and cross-country riding. Ideal for riders seeking certified head protection, improved impact management and adjustable fit for regular cycling use.

## Long description

The Mountain Bike Helmet GIRO SOURCE MIPS in Matte Harbor Blue, Size S (51–55 cm) is a trail-focused protective helmet designed for cross-country and all-mountain riding. It integrates a multi-impact shell construction with MIPS rotational impact protection, and a ventilation layout intended to balance airflow and coverage. The adjustable fit system and sizing range of 51–55 cm target riders who need a compact, secure helmet for regular off-road use.
Advantages
This GIRO SOURCE MIPS helmet combines rotational impact mitigation with a reinforced multi-impact shell to help manage different crash forces. The matte harbor blue finish provides a low-reflective appearance while the internal fit system allows micro-adjustments for a snug, stable fit. Ventilation channels and intake/exhaust ports work together to promote airflow during sustained efforts without overly compromising coverage.
Suitable for
 Cross-country and trail mountain biking
 Regular recreational off-road rides
 Riders needing a compact size S helmet (51–55 cm head circumference)
 Cyclists who prefer helmets with rotational protection technology
When it may not be suitable
The helmet's size range (51–55 cm) means it is not appropriate for riders with larger or smaller head circumferences. While designed for trail and cross-country use, it may lack the extended coverage and additional reinforcement expected in enduro or downhill-specific helmets. Riders seeking integrated visors, full-face protection, or heavier-duty impact absorption for extreme descents should consider purpose-built alternatives.
Key specifications
 Fit range: 51–55 cm (Size S)
 Protection system: Rotational impact protection included
 Shell type: Multi-impact shell construction
 Finish: Matte harbor blue
 Ventilation: Multiple intake and exhaust vents with internal channels
 Adjustment: Internal micro-adjust fit system for incremental tuning
 Use case: Trail and cross-country mountain biking
How to use
Measure head circumference at the widest point above the eyebrows to confirm the 51–55 cm fit range. Position the helmet level on the head so the front edge sits just above the brow line. Use the internal adjustment dial to tighten or loosen the fit until the helmet sits snugly without pressure points. Fasten and adjust the chin straps so they form a V under each ear and secure the buckle; the strap should be snug but allow comfortable breathing and speaking. Periodically inspect the helmet for signs of wear, damaged straps, or compromised shell integrity, and replace the helmet if it sustains a significant impact.
What to consider before purchase
 Confirm head circumference falls within 51–55 cm for correct sizing
 Decide if trail/cross-country coverage meets your protection needs versus enduro or downhill helmets
 Check compatibility with any required accessories such as action camera mounts or rear lights
 Consider helmet weight and ventilation performance relative to your typical riding intensity and climate
Usage recommendations
Use the helmet for trail and cross-country rides where lightweight, ventilated protection with rotational impact mitigation is desired. Replace the helmet after a major crash or when visible damage, cracks, or significant wear are present. Combine correct fit and strap adjustment with regular inspection to maintain protective performance.

## FAQ

### How much does the GIRO SOURCE MIPS mountain bike helmet S (51–55 cm) cost, and is it available for purchase?

The price is 127.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 29 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 04.08.2026 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 SOURCE MIPS mountain bike helmet S (51–55 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