The sterility medium nesting showoffs include 12 clear, plastic file boxes that help you organize your office, home, classroom, or craft roommate 15 x 9 inches, it's a great size for storing crafts, sewing supplies, or kids' toys. The clear plastic base and lid make it easy to identify the contents inside without having to rummage through the folders. The lid locks into place with the blue latches, keeping everything sealed inside. The lid also has a top handle, so it's easy and convenient to carry to your meeting or new storage location. Keep your stuff around the house safe in the sterility medium nesting showoffs.