La Sportiva Aequilibrium LT GTX Mountaineering Boots - Lime Punch/Carbon

The La Sportiva Aequilibrium LT GTX is a lightweight, high-performance mountaineering boot designed for technical terrain, via ferrata, heavy trekking, and glacier crossings. Combining a water-repellent high tenacity fabric upper with Honey-Comb Guard™ reinforcements and a TPU protective film, this boot offers exceptional durability and protection. The GORE-TEX Performance Comfort lining ensures waterproofness and breathability, keeping your feet dry and comfortable in all conditions.

Advantages

Lightweight yet robust construction with semi-automatic crampon compatibility (B2). The Vibram® SpringLug Tech outsole with Impact Brake System provides superior traction on mixed terrain. The 3D Flex System Evo™ allows natural ankle movement while maintaining support, and the Double Heel™ geometry enhances stability on descents. Resole capability extends the boot's lifespan.

Suitable for

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

Key specifications

• Upper: Water-repellent high tenacity fabric with Honey-Comb Guard™ and TPU film
• Lining: GORE-TEX Performance Comfort
• Midsole: Polyurethane and EVA with TPU insert for crampon attachment
• Outsole: Vibram® SpringLug Tech with Impact Brake System
• Crampon compatibility: Semi-automatic (B2)
• Weight: 525 g per boot (size 42)
• Closure: Traditional lacing with hooks and loops
• Waterproof: Yes
• Breathable: Yes
• Flex system: 3D Flex System Evo™
• Heel technology: Double Heel™ geometry
• Resole capability: Yes, with Resole Platform™
• Protective rand: Full rubber rand
• Footbed: La Sportiva Ergonomic
• Color: Lime Punch / Carbon
• Gender: Unisex
• Shaft height: High-cut

Recommendations

For optimal performance, pair with La Sportiva gaiters and use a proper crampon fitting. The boot runs true to size; consider a half size up for thicker socks. Ideal for alpine adventures where weight and precision matter.