Using this Eagle Creek shoe sack is a breeze. First, open the roll - top and place your pair of shoes inside. Make sure they fit properly, and it can hold shoes up to men's size 13. Then, roll down the top and secure it with the buckle. This will keep the bag closed and contain any bad odors. When it comes to carrying, just grab the top webbing handle for a quick and easy way to move it around. As for maintenance, since it's washable, you can clean it whenever it gets dirty. Just follow the normal washing instructions. Also, keep in mind that while it's water - resistant, it's not fully waterproof, so try to avoid submerging it in water for long periods.