Have a pocket full of keys without even knowing they are there the ingenious penknife style design of this key holder means you can carry up to 12 yale keys with virtually no bulk perfect for carrying in your back pocket the slim design not only takes up a tiny space it also stops the keys from causing damage as they rattle around the keys are so easy to fit inside the key holder and once in place theres no fumbling around trying to find the right key extremely durable the case is made