# Mammut Crag Sender Climbing Helmet, Green

**URL:** https://aio.lv/en/product--oem-436163--12415008
**Data updated:** 2026-05-09 20:06 (EEST)
**Category:** Protective Helmets
**Manufacturer:** OEM
**Manufacturer code:** 436163
**EAN:** 7619876256072
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Mammut Crag Sender is a high-performance climbing helmet designed for safety and comfort. Featuring a durable hard shell construction, this dual-sport helmet provides excellent protection during climbing activities. It is equipped with a reliable snap buckle fit system, ensuring a secure and adjustable fit for various head shapes. Ideal for climbers seeking lightweight, reliable head protection for rock climbing and mountaineering.

## Long description

The Mammut Crag Sender Climbing Helmet is a high-performance piece of safety equipment designed for climbers who prioritize both weight and protection. This dual-sport helmet features a robust hard shell construction combined with an internal EPS foam core, reinforced with Kevlar in critical areas to ensure structural integrity while maintaining an exceptionally low weight. Its specialized shape provides extensive head coverage, offering a low-profile fit that does not compromise on safety during demanding climbing and mountaineering activities.
Advantages
The primary benefit of this helmet is its advanced material composition, which balances extreme lightness with high-impact protection. The inclusion of Kevlar reinforcements in key zones enhances the helmet's durability without adding unnecessary bulk. Furthermore, the design incorporates a highly ventilated structure that promotes airflow, keeping the wearer comfortable during intense physical exertion. The low-profile design ensures that the helmet remains stable and unobtrusive, while the comprehensive head coverage offers peace of mind in varied climbing environments.
Suitable for
Rock climbing
Mountaineering
Multi-pitch climbing
Alpine climbing
When it may not be suitable
This helmet is specifically engineered for climbing and mountaineering activities. It is not designed for use in high-speed sports such as cycling, motorcycling, or winter sports like skiing, where different impact standards and ventilation requirements apply.
Key specifications
Construction: Hard shell with EPS foam core
Reinforcement: Kevlar inserts
Fit system: Snap buckle
Design: Low profile with extended head coverage
Ventilation: Integrated airflow channels
How to use
To use the helmet, place it on your head so that it sits level and covers the forehead. Adjust the internal fit system using the snap buckle mechanism until the helmet feels secure but comfortable. Ensure the chin strap is fastened correctly and adjusted so that it sits snugly against the skin without restricting breathing or movement. Before starting your climb, perform a quick check to ensure the helmet does not shift significantly when you move your head.
What to consider before purchase
Ensure the helmet size corresponds to your head circumference for optimal safety.
Check that the helmet is compatible with your preferred headlamp model if you plan on night climbing.
Verify that the helmet has not sustained any prior impacts, as structural integrity can be compromised after a significant blow.
Usage recommendations
Regularly inspect the shell and internal foam for cracks or signs of wear. Store the helmet in a cool, dry place away from direct sunlight and avoid placing heavy objects on top of it to prevent deformation.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.22 kg |
| Gender | Unisex |
| Ventilation | Yes |
| Construction type | Hard shell construction |
| Closure type | Button-press |
| Quantity per pack | 1 pc(s) |
| Coloration | Monochromatic |
| Head circumference | 52 - 57 |
| Helmet type | Dual-sport helmet |
| Fitting system | Snap buckle fit system |
| Ventilation position | Top vents |
| Protection foam material | Expanded polystyrene (EPS) |
| Consumer life stage | Adult |
| Product main colour | Green |
| Activity | Mountaineering |
| Sustainability compliance | Yes |
| Sports headwear type | Helmet |
| LED light compatibility | Yes |
| Compliance certificates | UKCA, CE |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### 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 OEM 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 OEM 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

### Where can I download the instructions for Mammut Crag Sender Climbing Helmet?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12415008/68702316_large.webp