La Sportiva Olympus Mons S High-Altitude Double Boot - Yellow/Black, EU 46

The La Sportiva Olympus Mons S is a high-altitude double boot designed for extreme expedition mountaineering on 8000m+ peaks. Combining cutting-edge insulation technology with a robust outer shell, this boot provides unparalleled warmth, protection, and performance in the most demanding environments.

Advantages

Exceptional thermal efficiency thanks to a thermal reflective aluminum layer and high-density PE foam insulation. The integrated gaiter with TIZIP® waterproof zipper ensures complete waterproofing and snow protection. The double BOA® Fit System on the inner boot allows for precise, micro-adjustable fit, while the Vibram® Matterhorn sole with Impact Brake System delivers superior traction and stability on ice and mixed terrain.

Suitable for

• High-altitude expedition mountaineering (8000m+ peaks)
• Technical ice climbing and mixed routes
• Cold weather alpine climbing

Key specifications

• Boot Type: High-Altitude Double Boot
• Intended Use: Expedition Mountaineering, 8000m+ Peaks
• Crampon Compatibility: Automatic (Step-in)
• Outer Boot Material: Water-repellent Cordura® stretch fabric, high-tenacity anti-abrasion fabric
• Outer Boot Closure: TIZIP® waterproof zipper
• Inner Boot Material: High-insulation PE foam, Cordura®
• Inner Boot Closure: Double BOA® Fit System
• Sole: Vibram® Matterhorn with Impact Brake System
• Midsole: Insulating Carbon Tech honeycomb carbon fiber
• Insulation: Thermal reflective aluminum layer, high-density PE foam
• Gaiter Material: Water-repellent Cordura® stretch fabric
• Removable Liner: Yes
• Weight (Pair): Approx. 2.8 kg (for size EU 46)
• Color: Yellow / Black
• Size: EU 46
• Gender: Unisex
• Last: Olympus Mons S
• Waterproofing: Integrated gaiter with TIZIP zipper, water-repellent construction

Recommendations

For extreme cold and high altitude, the Olympus Mons S is the benchmark. Pair with compatible automatic crampons for optimal performance. Ensure proper fit by trying on with intended sock thickness.