Oakley's Vertex Boots deliver ruggedness and comfort. They come equipped with Vibram XS Trek outsoles that provides flexible traction in a variety of terrain and conditions both wet and dry for optimal traction and durability. Reflective elements and an Ellipse logo complete this boot that was designed to take you to the edge. Features of the Oakley Vertex Boots Vibram XS Trek outsole provides flexible traction in a variety of terrain and conditions both wet and dry for optimal traction and durability Spider Design for axial guidance and control Cordura Fabric is strong and abrasion resistant Oakley Vertex Boot Grey/Yellow FOF100559-243