The La Sportiva Aequilibrium ST GTX is built for modern alpinists and mountaineers seeking the perfect balance of technical performance and comfort. Designed for fast-paced mountain travel, it combines ultralight construction with durable materials to deliver outstanding comfort, efficiency, and high-level performance in demanding alpine conditions. The innovative Double Heel™ technology enhances downhill braking, promoting fluid strides and reducing muscle fatigue on long descents. The Ergonomic Last wraps the foot for a precise and comfortable fit, ensuring all-day wear without compromising support. With Rubber Guard™ Shell Construction and Internal PU Inserts, the boot provides high cushioning and a lighter overall feel, enhancing comfort without sacrificing durability. The 3D Flex Evo™ Directional Joint offers superior ankle mobility and support, allowing for unrestricted movement on rugged, technical terrain. The heel gaiter with an integrated puller ensures a secure, custom fit, while the Vibram® Mont Outsole with Impact Brake System™ Lugs excels on challenging surfaces, offering superior grip and traction in any environment. The Aequilibrium ST GTX is the perfect companion for mountaineers looking for a lightweight, high-performance boot that delivers both speed and safety on demanding terrain. 

N.B: La Sportiva have now transitioned the Aequilibrium ST GTX Boot to be PFAS-Free

Specification:

• Waterproof membrane: GORE-TEX Performance Comfort
• Lasting Board: Fibreglass-strengthened nylon
• Lining: GORE-TEX Performance Comfort
• Midsole: None
• Patent: Impact Brake System™, 3D Flex System Evo™
• Sole: Vibram outsole with SpringLug Tech and Impact Brake System™
• Upper: Water-repellent, high-grip Nylon 6.6 with abrasion-resistant HoneyComb Guard