Promotional logo key chains are one of the smartest marketing products in history. They act as walking advertisements for your company or organization everyday of the year. However, if you want to be smart with your advertising dollar choosing the right custom key chain often comes down to figuring out whether or not the customer will actually use it.

With LED key chains there is little need to worry. They fit all the requirements of a great promo product as they are very attractive, ultra practical and highly popular with all demographics. In fact, we bet you can even use one yourself!