Archetypal technical footwear with a modernised functional upgrade. Rooted in history, updated with a stride-stabilising Agile Chassis System for a progressive adaptation of a trail icon. Weight: 397 g OUTSOLE All Terrain Contagrip®: Our All Terrain Contagrip® is built for the widest variety of surfaces. It delivers durability & confidence on wet, dry, hard or loose surfaces. CHASSIS Agile Chassis™ System: ACS provides stability and dampening and works in concert with the EnergyCell midsole. UPPER MATERIAL 3D Mesh: 3D open Mesh provides maximum breathability. Anti-debris Mesh: Tight mesh that prevents debris from being trapped between your foot and the footbed. Single layer mesh: A single layer of Mesh, close to the foot, for maximum feel. Synthetic upper: Synthetic upper material provide great durability and protection for outdoor activities. LINING MATERIAL Textile lining: A soft, breathable lining for extreme comfort. Origin: The ACS PRO, a descendant of Salomon's trail-blazing heritage, was reborn in February 2025. It represents a significant evolution from the original GCS Pro, a design introduced in 2005. This lineage underscores Salomon's commitment to innovation and the continuous refinement of its technical prowess within the realm of performance footwear. Construction: The upper of the ACS PRO showcases a robust Kurim structure, paired with a 3D open mesh for maximum breathability. The design integrates anti-debris mesh, synthetic materials, and a molded TPU cage with SensiFit™ technology. These elements ensure durability and a secure, supportive fit, cradling the foot for optimal comfort and performance. Utility: Engineered as a versatile Sportstyle icon, the ACS PRO seamlessly transitions from city streets to demanding outdoor environments. Its All Terrain Contagrip® outsole provides unwavering grip across various surfaces. Furthermore, the EnergyCell midsole and Agile Chassis™ System ensure stability, dampening, and superior cushioning, making it ideal for hiking, trail running, and mountaineering. Influence: The ACS PRO's influence is undeniable within the realms of streetwear, gorpcore, techwear, and sneakerhead culture. The shoe's design, initially conceived by Christian Tresser, has transcended its original purpose. The ACS PRO has become a symbol of technical innovation and modern aesthetics, solidifying its place as a coveted item within these influential communities.