1008419 KEEN Men's Arroyo II - Black Olive All the best features of a hiking shoe and a sandal in one comfortable style. Open vents in the waterproof leather provide breathability, and the luggy outsole grips the trail. Original Fit has generous space across the forefoot for toes to splay Quick-cinch bungee lacing for easy on & off Foam midsole for lightweight cushioning Shock-absorbing foam insole with arch support for all-day comfort KEEN.ALL-TERRAIN rubber outsole for higher-traction grip 5mm multi-directional lugs for traction Heel-capture system for added stability Environmentally preferred premium leather from LWG-certified tannery for cleaner water PFAS-free, durable water repellent repels water just as well as forever chemicals without harming the planet Materials Waterproof leather upper Quick-dry lining for active use Non-marking multi-directional lugs for increased traction Product Care Gently brush leather with a soft bristle brush or hand towel to remove loose dirt and debris. Tough stains may require a leather cleaner.