Salomon Speedcross 3 GTX Women's Trail Running Shoes - SS15 3D Advanced Chassis - Controls the shoe's twisting motion. Flexes under the heel to absorb shock and provide stability. Gore-Tex - The ultimate in weatherproofing fabric technology, whilst retaining breathability to keep the foot cool. Sensifit - Actively cradles the foot to deliver a secure and precise fit for maximum stability and comfort. Quicklace System - Minimal and robust, this one-pull lace tightening system secures the shoe quickly and provides excellent stability and support. Contagrip Outsole - Utilises a blend of softer, harder and grippier Contagrip compounds to yield the perfect mix of performance and durability.