Mesh and synthetic upper Anti-Debris Mesh Upper - Specifically designed for clearing debris and to prevent detritus from entering the shoe. Water-Resistant Textile Blend - Keeps the foot dry at all times. Sensifit - Actively cradles the foot to deliver a secure and precise fit for maximum stability and comfort. Endofit - A Salomon exclusive technology, Endofit is an internal sleeve design that offers enhanced support and better foot wrapping and feedback. Mud Guard - Surrounds the base of the shoe to protect it from abrasive mud materials.