Chaco Men's Outcross Evo 1-w 100% Mesh/Webbing/Synthetic Leather Imported Rubber sole Combined mesh, jacquard polyester webbing, and synthetic leather upper with stretch collar and speed lace lock with gore keeper for easy entry Adjustable webbing heel lock integrated into lacing system with a semi-collapsible heel construction Synthetic leather rand and toe bumper keeps foot protected Durable, women's specific 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 millimeter lugs for trail traction