Perfect for securing employee communications and/or customer comments. Tumbler lock with two keys. Comes with a pack of 50 yellow suggestion cards (also sold separately, #5621) and a chain pen. Pen can be placed anywhere on the box for convenience. Sits on table or mounts to wall. Hardware not included. Made from “textured” steel to resist scratching. Slot measures 6-3/4” x 1/2”.