





Trail running shoes - Men's -
Advice : Use the foot sizer from SIDAS to help you find the right size
The M Olympus 275 Hilo Ultimate Grey/Sea Pine is a men's trail running shoe from the brand Altra, designed to offer exceptional comfort and maximum grip on all terrains.
Its upper Matryx® combines lightness, abrasion resistance and excellent breathability, ensuring optimal support and enhanced durability even during the most demanding outings. The integrated stoneguard effectively repels obstacles and protects your feet, whilst the anti-gravel sleeve prevents small stones from getting into the shoe.
The foam Altra EGO™ MAX midsole provides comfortable and responsive cushioning, ideal for absorbing impacts on technical paths. Its rubber Vibram® Megagrip sole ensures exceptional grip on both dry and wet surfaces, providing stability and control for a confident and dynamic stride.
With the M Olympus 275 Hilo, set off on your adventures with confidence and make the most of every ride, whether it’s long or technical.

- Tail : 33 mm
- Metadata: 33 mm
- A Original Footshape™ wide, stable and comfortable fit
- Crampons Traction Lug
- Stoneguard at the tips of the feet
- Stone sleeve to prevent small stones from getting into the shoe
Composition :
- Shank: Matryx® durable and breathable
- Midsole: comfortable and responsive foam Altra EGO™ MAX
- External sole: Non-slip rubber Vibram® Megagrip
| VIBRAM® MEGAGRIP | Vibram® Megagrip is a high-performance tyre compound that offers unrivalled grip on both wet and dry surfaces. Extremely durable, it’s the perfect solution for tackling long distances and new adventures whilst enjoying your favourite outdoor activities – from hiking to walking, and from trail running to MTB raids – whether you’re an athlete or simply a nature lover. Vibram® Megagrip is ready to take on any challenge, whatever the terrain. It gives you confidence and control by maintaining the perfect balance between stability and flexibility, allowing you to adapt better to the ground. Think outside the paths with the best, Vibram® Megagrip. |
| MATRYX® | Matryx® is a new, high-performance fabric that is incredibly lightweight, abrasion resistant, breathable and comfortable, and offers excellent support. All of this makes it Matryx® a unique material for use in sport as personal protective equipment, particularly for footwear, in sports such as football/futsal, tennis/padel, but above all road running and trail running. |