The Alphaglide excels on runs across a variety of surfaces. In terms of cushioning, it offers a great balance between ground feel and impact absorption: this is not a specialized shoe at either extreme, but a capable all-rounder. The Alphaglide is also a great choice for walking and brisk hikingand one of the industrys open secrets is that many trail running shoes also end up being used as everyday shoes, thanks to their excellent comfort. As with many other Salomon running shoes, the Alphaglide features the so-called SensiFit structure. It enables a sock-like fit, as the laces tighten the shoe very evenly around your feet. - Gore-Tex membrane keeps your feet dry - Contagrip outsole performs well on rocky terrain, smooth surfaces, and gravel pathseven in wet conditions - Outsole width is moderatetheres no extra heel width as seen in many road running shoes, which is a plus for trail use - Fuze Foam midsole - Ergonomic OrthoLite insoles UK sizing system.