La Sportiva Aequilibrium LT GTX Technical Trekking Boots - Yellow/Black, EU 45

The La Sportiva Aequilibrium LT GTX is a high-performance technical trekking and light mountaineering boot designed for demanding alpine terrain. Combining lightweight construction with robust protection, it offers excellent stability, waterproofing, and comfort for long days on the trail. The GORE-TEX Performance Comfort membrane ensures your feet stay dry while allowing breathability, and the Vibram® SpringLug Tech outsole with Impact Brake System provides superior traction on mixed surfaces.

Advantages

Lightweight yet durable construction with High Tenacity Nylon upper and TPU external skeleton for protection. The 3D Flex System Evo™ ankle support allows natural movement while providing stability. Semi-automatic crampon compatibility (B2) makes it versatile for glacier crossings and via ferrata. The carbon-loaded nylon insole offers excellent torsional rigidity.

Suitable for

• Technical trekking and hiking on rocky trails
• Via ferrata and light mountaineering
• Glacier crossings and mixed terrain
• Approach and backpacking trips requiring ankle support

Key specifications

• Upper: High Tenacity Nylon with Honey-Comb Guard™ reinforcements and TPU external skeleton
• Waterproofing: GORE-TEX Performance Comfort
• Outsole: Vibram® SpringLug Tech with Impact Brake System
• Midsole: Double-density PU with external Protective Shell TPU
• Crampon Compatibility: Semi-automatic (B2)
• Ankle Support: 3D Flex System Evo™
• Protective Rand: All-around rubber rand
• Insole: Carbon-loaded nylon
• Weight (pair, EU 45): Approx. 1100 g (2.43 lbs)
• Color: Yellow / Black
• Size: EU 45 (US Men's 11.5, UK Men's 10.5)

Recommendations

For optimal performance, pair with gaiters for snow or scree. The boot runs true to size; if between sizes, consider going up half a size for thicker socks. Ideal for experienced hikers and mountaineers seeking a reliable, lightweight boot for technical alpine routes.