Keen Rialto II Men's Leather Walking Sandals - Black/Gargoyle With its higher-traction outsole and waterproof leather, this closed-toe travel sandal goes everywhere. A fan favourite for its durability and comfort, plus a removable insole for customizable support. Features Lace-lock bungee system Soft removable, microsuede-lined PU insoles with arch support PU midsole offers resilient cushioning Non-marking rubber outsole leaves no trace CLEANSPORT NXT™ for natural odour control PFC-free, durable water repellent Environmentally preferred premium leather from lwg-certified tannery Metatarsal ridge for natural fit Material Waterproof, premium leather upper for durable protection against the elements Non-marking rubber outsole leaves no trace PU midsole offers resilient cushioning Quick-dry lining for active use Soft removable, microsuede-lined PU insoles with arch support Care Gently brush the shoe with a soft bristle brush or hand towel to remove loose dirt and debris. Stains can be treated by lightly rubbing a gum eraser in a circular motion over the location and lightly brushing afterwards. Tough stains can be treated with a mixture of water and a little vinegar on a damp cloth. This process may cause slight discoloration to the area. Keen Rialto II Men's Leather Walking Sandals - Black/Gargoyle