This article talks about issuing Standard cards to the Owner ( main card holder ). 


1. Login to Karbon Dashboard

2. Click on Team ( left side )

3. Click on the User to whom you want to issue a Cashback card

I selected "Sunil", the user owner to issue the card.

4. Click "Add a Card", select Standard card, click Submit and Done

The below link describes limits associated with Karbon Cards.