Great for attaching your clock, timer, or whatever to your kneeboard!  Made so you can attach and detach whenever it's convenient for you, by using the included Velcro.  Just attach the included Velcro to the back of your clipboard, or wherever, and the other piece to your timer, or whatever, and you are all set!  Made of durable coated metal.  3" wide and 5" long with a bend to easily see your timer.