April 23, 2013 No Comments REMINDER: FREE MiO Liquid Water Enhancer at 7-Eleven Today Stop by a participating 7-Eleven store today, April 23 for a FREE MiO Liquid Water Enhancer. While supplies last. Locations. FREE MiO Liquid Water Enhancer at 7-Eleven Today – EXPIRED Facebook Twitter Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.