You should get the Exwal account first. It is simple and free!
After that you will need to sign into your account and click "Order new card".
Choose card type and currency and click CONTINUE.
Fill in your personal information.
Choose the payment method. In case you are ordering a plastic card you will also need to choose the delivery type and shipping address.
While ordering is being processed you will get a notice regarding card delivery status (in case you select a plastic card). If you order the virtual card you will have access to it immediately.