Here's what other sites are saying:
Its simple appearance conceals a wide range of technical and functional surprises. integrated Motion Control for lateral support without restricting forward and rear flexibility; memo foam for an optimal fit and padding; the proven Rolling Concept to promote natural rolling, support and cushioning. The newly developed PD Cage sole technology cushions and distributes the energy generated in the heel area while still ensuring the required precision - it also supports the inside of the arch of the foot.
The Mammut Women's Appalachian GTX Backpacking Boot may be simple and streamlined in appearance, but don't be deceived; it packs a host of technical features that will make your next alpine adventure on of your best. Regardless of what kind of weather you face on that excursion, your feet will stay dry and comfortable thanks to the Gore-Tex waterproof breathable insert under the nubuck leather and nylon shell.