Woven yet waterproof, the Women\'s Ultra Fastpack III is an incredible balance of protection vs weight. GORE-TEX membrane takes care of the weatherproofing, whilst a sophisticated underfoot system keeps you stable, comfortable and moving at speed. The FastFoam midsole maximises energy return, whilst the zonal EVA design gets the best out of every step.GORE-TEX waterproof membrane - keeps feet fully dry and allows exceptional breathabilityWoven upper - super-lightweight and flexible, with enhanced abrasion resistance in hard-wear areasFastFoam midsole - enhanced responsiveness, stability and underfoot comfortRim-and-core EVA construction - zonal design uses soft EVA to cushion the underfoot, with a harder EVA perimeter to prevent compressionOrthoLite footbed - delivers lasting comfortVibram Megagrip outsole - fantastic sticky traction in all conditionsESS midfoot shank - stabilises the shoe and protects against underfoot debrisUltra-suede collar and tongue - smooth and supremely comfortableGusseted tongue - keeps debris from getting into the shoeWeight: 566g (pair)