With a sole that can tackle all terrain, nothing can stop him in the Newport Neo. It feels active and athletic with lightweight durability that makes it his go-to sandal for all things rough and tumble. Durable synthetic overlays Secure-fit lace-capture system Adjustable hook-and-loop closure ESS shank offers lightweight support PFC-free durable water repellent Cleansport NXT™ for natural odor control All KEEN water sandals are machine washable. Use a small amount of detergent, wash on gentle cycle and air dry.