The Ins and Outs of the Newest eCig: The JUUL by Margo Gordon Medium St. This vaping device, called a JUUL, might look like a USB drive, but it contains nicotine and other harmful chemicals. Alarmingly, this easily hidden device and its enticing vapor flavors, like Juul, the vape device teens are getting hooked on, explained Vox JUUL Starter Kits With Pre Filled Pods Smoke Tokz Olathe JUUL Is Unsafe. We Want You to Know Why. Juul launches a Bluetooth e cigarette that tracks how much you vape The Verge