HelpRental informationSIXT for businessTravel agenciesSIXT partnersSIXT NewsImprint & privacyDo not sell my own informationTerms & conditions To journey the Karwa buses, passengers will require a journey card, generally known as a Karwa smartcard These could be unlimited and rechargeable, or limited to 24 hrs. Beneath the new visa rules for https://www.strongrentacar.com/en/rent-a-car/small-saloon