Salomon S-Lab Wings 8 Trail Running Shoe - Men's Mesh Imported Lug Sole sole 3D Stretch Air Mesh Upper - Enhances the breathability offered by the shoe, adapting to the foots form for greater comfort. 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. Quicklace System - Minimal and robust, this one-pull lace tightening system secures the shoe quickly and provides excellent stability and support. Friction Free Eyelets - Provides a smooth lace transition, that wont snag, making tightening and loosening laces easy and efficient.