Traveling within the bounds of the Rockville or Glenmont/Wheaton Ride On Flex zone? Lucky you! Flex is a convenient new option for you at an incredible value. Download the Ride On Flex app to book your ride. No fixed stops or fixed schedules – the Flex comes when you book! Just enter your pickup and drop-off location within the zone, and you will be offered the next available time. Accept the booking and go to your pickup location—a corner near you. New 11-passenger Flex buses are wheelchair