Features KEEN.FUSION rubber for lightweight durability Multi-directional lugs for increased traction Machine-washable for easy care Eco Anti-Odour for natural odor control Original Fit–Iconic KEEN fit with generous space across forefoot for toes to spread out Materials Washable, quick-dry polyester webbing upper Lace-lock bungee system with adjustable hook-and-loop strap Quick-dry lining for active use EVA insole with arch support for all-day comfort Non-marking KEEN.FUSION rubber outsole