You can use a Poppy car for a maximum of 3 days (72h) in Antwerp and in Brussels and not longer. After the trip, you of course have to get the car back to the homeowner of Antwerp or Brussels.
A Poppy scooter can be in your possession for a maximum of 24 hours. ⏰
After the maximum period of time, you can of course directly book another Poppy vehicle.