With the Spyridon LS, trail-runners experience the freedom of the barefoot experience and protection from rugged landscapes. Stone, debris, and unpredictable terrain are manageable with this simple 3.5mm Vibram rubber sole. The advanced tread design allows for secure cross-directional grip and the molded nylon mesh in midsoleadds a “rock block” effect, dispersing any impact over a wider area. Made from 34% post-industrial coconut fiber, the Coconut Alive Carbon upper is light and porous. Nothing will slow you down in theSpyridon. With securely fastened, adjustable hook-and-loop closure and reflective applications, you'll be safe and secure--even in the dark.