La Sportiva G-Summit Mountaineering Boots - Black/Yellow - Size 39 EU

The La Sportiva G-Summit is a high-altitude mountaineering boot designed for extreme cold and technical terrain. Featuring an integrated gaiter, Boa® Fit System, and Primaloft® Gold insulation, it provides exceptional warmth and precision fit for serious expeditions.

Advantages

Exceptional warmth down to -30°C, lightweight yet durable construction, and a dual-closure system for easy on/off and secure fit. The Vibram® Matterhorn outsole with Impact Brake System ensures superior traction on ice and mixed terrain.

Suitable for

• High-altitude mountaineering
• Ice climbing
• Winter expeditions
• Technical alpine climbing

Key specifications

• Upper: Water-repellent Cordura® with insulating barrier and protective rand
• Gaiter: Integrated, elastic, water-repellent, heat-sealed zipper
• Lacing: Boa® Fit System (inner boot) + Velcro strap (outer gaiter)
• Inner Boot: Removable, insulating, with Boa® Fit System
• Insulation: Primaloft® Gold
• Midsole: 2mm insulating honeycomb carbon + 2mm EVA
• Outsole: Vibram® Matterhorn with Impact Brake System
• Crampon Compatibility: Automatic (B3)
• Weight: Approx. 920g per boot (size 42 reference)
• Temperature Rating: Down to -30°C / -22°F
• Waterproofing: Yes, integrated gaiter and treated materials
• Flex Index: Stiff
• Closure: Double closure (Boa + Velcro)
• Material: Synthetic textiles, carbon fiber, rubber
• Color: Black / Yellow
• Size: 39 EU

Recommendations

For extreme cold and technical climbing, the G-Summit offers unmatched warmth and precision. Pair with automatic crampons for optimal performance.