*Big O® Key Ring sold separately No matter the size, brand or style of your phone case, it can now be attached to your Big O® Key Ring and worn hands-free with The Hook Me Up™ Universal Phone Connector. The Hook Me Up has a reinforced PVC base, ultra-strong adhesive backing, and unique swiveling mechanism so you can always catch a call (or leave it hanging) while wearing your Big O. Not only is The Hook Me Up functional, durable, and O sO convenient, it’s easy to use, too. Just peel it, stick it, clip it, and you’ve got a hands-free phone!