Salomon Wings Pro 2 Trail Running Shoes - AW16-14 - Black Synthetic Imported 3D Stretch Air Mesh - Provides key breathability. Sensifit - Precise, secure fit for maximum comfort and stability. EndoFit - Internal fit sleeve to improve feedback and foot-wrapping. Quicklace System - Simple but strong 'one-pull' tightening system. Synthetic Toe Cap - Protection on the trails.