La Sportiva Aequilibrium ST GTX Mountaineering Boots - Yellow/Black - Size 46.5 EU

The La Sportiva Aequilibrium ST GTX is a high-performance mountaineering boot designed for technical alpine terrain, glacier crossings, and demanding treks. Featuring a GORE-TEX Performance Comfort membrane, it offers reliable waterproofing and breathability to keep your feet dry and comfortable in wet and snowy conditions. The boot combines a water-repellent nylon upper with Honey-Comb Guard reinforcements for durability and protection. The Vibram SpringLug Tech outsole with Impact Brake System provides exceptional traction on mixed surfaces, while the semi-automatic crampon compatibility (B2 rated) makes it suitable for glacier travel and moderate ice climbing. The 3D Flex System Evo™ ankle support and Double Heel™ technology enhance stability and precision on uneven terrain. With a traditional lacing system with hooks and loops, you can achieve a secure fit. The La Sportiva Ergonomic footbed ensures comfort during long approaches. This boot is ideal for mountaineers seeking a lightweight yet supportive boot for technical ascents.

Advantages

GORE-TEX Performance Comfort membrane ensures waterproofness and breathability. Vibram SpringLug Tech outsole with Impact Brake System delivers superior grip and shock absorption. Semi-automatic crampon compatibility (B2 rated) allows use with technical crampons. 3D Flex System Evo™ ankle support provides natural mobility while maintaining stability. Double Heel™ technology improves heel hold and precision on descents. Lightweight construction reduces fatigue on long approaches.

Suitable for

• Technical mountaineering
• Glacier crossing
• Demanding trekking
• Via ferrata
• Mixed terrain hiking

Key specifications

• Upper: Water-repellent nylon 60.6, Honey-Comb Guard reinforcements
• Lining: GORE-TEX Performance Comfort
• Midsole: Rubber shell, PU foam, SBR insert
• Outsole: Vibram SpringLug Tech with Impact Brake System
• Crampon compatibility: Semi-automatic (B2 rated)
• Lacing: Traditional with hooks and loops
• Ankle support: 3D Flex System Evo™
• Heel technology: Double Heel™
• Footbed: La Sportiva Ergonomic
• Waterproof: Yes
• Breathable: Yes
• Weight: Not specified

Recommendations

For optimal performance, pair these boots with semi-automatic crampons and gaiters. Break them in gradually on moderate terrain before technical ascents. Ensure proper fit with mountaineering socks.