La Sportiva Trango Tower Extreme GTX Mountaineering Boots - Black/Yellow, EU 46.5

The La Sportiva Trango Tower Extreme GTX is a high-performance mountaineering boot designed for technical alpine ascents, ice climbing, and high-altitude trekking. Combining advanced materials and innovative construction, it offers exceptional warmth, waterproof protection, and reliable support on the most demanding terrain.

Advantages

Gore-Tex Insulated Comfort lining ensures your feet stay warm and dry in extreme cold. The automatic crampon compatibility (B3) allows secure attachment for ice and mixed climbing. The 3D Flex System provides natural ankle mobility while maintaining stability. The Vibram® Cube outsole with Impact Brake System delivers superior grip and shock absorption.

Suitable for

• Technical mountaineering and ice climbing
• High-altitude trekking and expeditions
• Mixed terrain and glacier travel

Key specifications

• Upper: Water-repellent fabric with Honey-Comb Guard™ and FlexTec 3, microfiber reinforcements
• Lining: Gore-Tex Insulated Comfort
• Midsole: Low density PU in toe/heel, EVA in central zone, TPU insert for rear crampon attachment
• Outsole: La Sportiva Cube by Vibram® with Impact Brake System
• Crampon compatibility: Automatic (B3)
• Weight (per pair, size 42): 1430 g
• Closure: Lacing with differentiated zones
• Ankle support: 3D Flex System
• Insulation: Yes
• Waterproofing: Yes
• Breathability: Yes
• Protective rand: All-around rubber rand
• Color: Black / Yellow
• Size (EU): 46.5
• Footbed: 5mm high-density nylon with differentiated thickness
• Country of Origin: Italy

Recommendations

For optimal performance, pair with compatible automatic crampons and use gaiters for added protection in deep snow. Break in the boots gradually before technical climbs.