The North Face Ultra Fastpack II GTX Hiking Shoe - Women's Built for fast pursuits, the waterproof, women-specific Ultra Fastpack II is loaded with new technologies Sole Unit: Updated Ultra Protect CRADLE technology provides proper heel support Upper: Embedded cables inside the mesh quarter panel provide sleek, lightweight midfoot support Dual-density, injection-molded CRADLE GUIDE midsole for cushioning and support Welded upper for sleek support and weight savings