The spirit of Sense PRO, with precisely tuned cushioning and propulsion for the harder striking runner. Provides easy storage for the quick fit lacing system. Sensifit system works to cradle the foot providing a precise and secure fit. Minimalistic and strong lace for one-pull tightening. Easy-on, easy-off. For quick and easy one pull lacing. Delivering optimal traction on varied surfaces, Salomon's Contagrip outsoles use the ideal combination of specialized rubbers for each specific use. Provides excellent next to foot cushioning and anatomical support. OrthoLite sockliner combines a specific Ortholite foam and an EVA heel cup. Ortholite foam creates a cooler, drier, healthier, better cushioned environment under the foot. It will not break down or lose effectiveness over time. Recycled tire content to protect the environment. EVA heel cups allows for a better heel support and added cushioning. An internal fit sleeve designed to hug the foot in exactly the right places and improve feedback and footwrapping. Material: Synthetic.