Sirius STX Mountaineering Boots [Special Order]

CA $569.99

The ultimate hiking partner…

  • Sympatex membrane® for waterproofing
  • Stainless copper chrome eyelets
  • VIBRAM alpine soles for a strong grip
  • Nubuck leather for breathability
  • PU cushioning element in heel area
  • 2-split lacing system for a perfect fit
  • Rubber rubble-protection


Embark on challenging mountain adventures with the Sirius STX Mountaineering Boots. Designed for demanding alpine terrain, these boots redefine your mountaineering experience. The Vibram alpine soles provide stability and grip on rugged landscapes.

Featuring an innovative 2-split lacing system, the Sirius STX ensures a precise and customizable fit, allowing you to tailor the boots to your comfort and security. The nubuck leather is breathable and durable, enhancing comfort without compromising toughness.

Enjoy walking comfort with the PU cushioning insert in the heel area, absorbing shock during your journey. The Sympatex membrane keeps your feet dry and comfortable in changing weather conditions.

Designed for versatility, the Sirius STX Mountaineering Boot seamlessly integrates stainless copper chrome eyelets, combining durability with sophistication. The Vibram alpine soles navigate challenging landscapes with ease, ensuring you stay sure-footed.

Nubuck leather guarantees enduring performance in various environments. The 2-split lacing system allows for a personalized and secure fit, adapting to the contours of your feet.

Equipped with stainless copper chrome eyelets, the Sirius STX boots marry functionality with durability. The Vibram alpine soles provide stability on diverse alpine terrains, promising a secure grip.

The nubuck leather construction enhances breathability and ensures the boots maintain their shape, offering enduring comfort. The 2-split lacing system allows for a customized fit.

Incorporating a PU cushioning element in the heel area, the Sirius STX prioritizes walking comfort, reducing the impact on your feet during extended excursions. The Sympatex membrane delivers a waterproof and breathable barrier, protecting your feet.

For the avid mountaineer seeking a reliable companion, the Sirius STX Mountaineering Boots stand as a testament to design, comfort, and durability—a true game-changer in alpine footwear.


Upper: Nubuck leather
Lining: 100% polyester

Additional information

Weight 3.2 kg
Dimensions 44 × 37 × 14 cm

39 (6.5 – 7 US), 40 (7.5 US), 41 (8 – 8.5 US), 42 (9 US), 43 (9.5 – 10 US), 44 (10.5 US), 45 (11 US), 46 (11.5 – 12 US), 47 (12.5 US), 48 (13 – 13.5 US)


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