Altra Women's Olympus 5 Hike Low GTX Athletic Hiking Shoes in Gray/Black, size 8, are designed for women who enjoy walking, hiking, and running. The shoes feature a low-top shoe shaft style with a lace-up closure, and a Vibram® Megagrip outsole for excellent traction. The upper is made of GORE-TEX PRODUCT material, which is breathable and waterproof. The shoes also have a cushioned and comfortable insole made of compression-molded EVA. The Altra Olympus 5 Hike Low GTX is a part of the Altra Olympus product line.