For Wall Storage: Command Picture Ledge From school supplies to keys, masks, and other essentials, the Command Picture Ledge ($15, originally $20) will make use of your wall space so you can store and display anything you want and holds up to five pounds. It comes with 10 medium strips so you can reuse and hang the shelf at your next place without any damage. Image Source: amazon.com Command Picture Ledge $15 from amazon.com Buy Now