The Salomon XA Pro 3D Ultra XCR takes one of the most popular trail running shoes and adds a GORE-TEX FOOTWEAR WITH XCR PRODUCT TECHNOLOGY membrane. Constructed using Salomon’s 3D ADVANCED CHASSIS, the upper consists of SENSIFIT construction, a quick-drying breathable mesh upper, QUICKLACE, a mud guard and a protective rubber toe cap. In addition, it features a running CONTAGRIP outsole and ORTHOLITE SOCKLINER, while the triple density EVA midsole with pronation control offers the perfect blend cushioning, shock absorption, stability and support. GLOSSARY - GORE-TEX FOOTWEAR WITH XCR PRODUCT TECHNOLOGY: An extremely waterproof, breathable and durable membrane that is laminated onto fabrics, 25% more breathable than standard GORE-TEX. 3D ADVANCED CHASSIS: Controls the twisting motion of the shoe and flexes under the heel to absorb shock and provide stability. SENSIFIT: Actively cradles the foot to ensure a secure and precise fit for maximum stability. QUICKLACE: Minimal and strong one-hand/one-pull tightening lacing system that secures shoes quickly and easily, and provides good stability and support. CONTAGRIP: Durable, abrasion resistant rubber that gives grip on all terrain. Different variations are used to ensure that the right rubber is in the right place for the right activity. ORTHOLITE SOCKLINER: Ortholite foam and an EVA heel cup creates a cooler, drier, healthier foot. EVA (Ethylene-Vinyl Acetate): A Polymer used to absorb physical shock.