The Oofos Ooahh Slide is a recovery sandal for total comfort after a long day on your feet. Whether you've just finished a hike, a sporting event, or a day of work, slip into this sandal for plenty of cushion and support. The OOfoam technology absorbs impact and the footbed reduces stress on the knees, ankles, and other joints. Never fear the stink, the closed-cell foam is designed to minimize odor, and is also machine washable.