Chaco Men's Outcross Evo 2 Sports Shoe 100% Mesh Upper/Jacquard Webbing Imported Rubber sole Single layer mesh upper with traditional lace with stretch collar for easy entry and protection from debris Perforated neoprene with lycra collar lining Synthetic leather toe cap for added protection Durable luvseat polyurethane footbed with barefoot construction with an ethylene vinyl acetate layer and nylon support shank for instant-comfort Non-marking Eco tread outsole with 25 percent recycled rubber compound with sipped center lugs for wet surface grip and 3.5 millimeter lugs for trail traction