Features of the Salomon Men's Alphacross 3 GTX Shoe Perfect partner for both trails and laps around the park, the ALPHACROSS 3 GTX gives you all the grip and waterproof protection you need Season, we've updated the Fit to hold your foot in place as you push off G?? so you can channel all that energy and power! Updated Fit locks your foot in place, so you can push off without wasting precious energy Grippy Contagrip sole stops you from slipping on uneven or muddy ground, while the Gore-Tex membrane keeps the wet out Shoe is seriously comfy with a soft lining, generous Fit and spongy foam EnergyCell: A High Performance EVA foam that provides shock attenuation Gore-Tex: Gore-Tex keeps your feet dry -from the outside as well as from the inside Contagrip TD: For maximum traction on mixed terrain and extended durability, Contagrip TD combines a deep, aggressive lug pattern with Salomon's most durable compound