The North Face Storm II Mid Waterproof Hiking Boot - Women's Size 9 Hiking BootsDetails Hydroseal waterproof membrane Leather and mesh upper TPU overlays Molded EVA midsole with EVA Cradle technology TPU Snake Plate forefoot protection Vibram sole The North Face Women's Storm II Mid Waterproof Hiking Boots are a happy medium between big, burly boots and lightweight hiking shoes. Their mid-height upper offers plenty of support for rugged mountain trails, while breathable mesh side panels provide a generous dose of breathability on those hot and dry days.