Using these Olukai 'Ohana sandals is a breeze. Just slip your feet into the smooth footbed, and you're ready to go. Whether you're strolling on the beach or running errands, they'll keep your feet comfortable. As for care, since they're water - resistant, you can rinse them off with water after use to remove sand or dirt. Let them dry naturally in a well - ventilated area. Avoid exposing them to direct sunlight for long periods as it may fade the colors. Also, don't machine - wash or dry them, as this could damage the materials. With proper care, these sandals will serve you well for a long time.