Part hovercraft and part hiking boot, the One on One Hike GORE-TEX offers peak cushioning, durability and traction with an extended, HUBBLE® Heel geometry. Engineered for an exceptionally smooth ride, this bold new profile creates an efficient heel-to-toe transition. Vibram rubber soles. Size 12 D Back lower left heel has a small gouge mark. See pic. Worn a couple of times. Condition is very good to excellent