Royal Penn Products, LLC is the U.S. patent holder for the EZ-Gelatin Shot Products line, which includes the Peni-Colada Shot Syringes, EZ-Inject Syringes, EZ-Squeeze Cups, and EZ-Jello Shot Mixes. Based in Pittsburgh and selling since 2006, the company has moved over 15 million units and placed its products in Applebee's, Dave & Buster's, Party City, and more than 450 retailers across the U.S., UK, Canada, Australia, and beyond. They serve everyone from bachelorette hosts ordering for a single night to commercial venues running high-volume events.