La Sportiva Aequilibrium ST GTX Mountaineering Boots - Lime Punch/Carbon - EU 45

The La Sportiva Aequilibrium ST GTX is a high-performance mountaineering boot designed for technical alpine terrain, via ferrata, and glacier crossings. Combining lightweight construction with robust protection, it features a GORE-TEX Performance Comfort lining for reliable waterproofing and breathability. The boot's semi-automatic crampon compatibility (B2) and patented Double Heel™ geometry ensure excellent braking and smooth rolling on mixed terrain.

Advantages

Exceptional stability and precision thanks to the ergonomic fit and HoneyComb Guard™ reinforcements. The Vibram® SpringLug Tech outsole with Impact Brake System™ provides superior traction on rock, snow, and ice. The double-density midsole offers optimal cushioning and support for long approaches and technical climbs.

Suitable for

• Technical mountaineering
• Alpine trekking
• Via ferrata
• Glacier crossings

Key specifications

• Upper: High-tenacity Nylon, HoneyComb Guard™, TPU film
• Lining: GORE-TEX Performance Comfort
• Midsole: 6mm PU, Rubber Guard, EVA insert
• Outsole: Vibram® SpringLug Tech with Impact Brake System™
• Crampon compatibility: Semi-automatic (B2)
• Weight: 630 g per boot (size 42)
• Lacing: Traditional hook and loop
• Footbed: La Sportiva Ergonomic
• Colour: Lime Punch / Carbon
• Size: EU 45
• Gender: Unisex

Recommendations

For optimal performance, pair with semi-automatic crampons and gaiters. The boot runs true to size; consider a half size up for thicker socks.