You will be given a form once on board usually a day or two before arrival into Coco Cay. It will have you list the people that will be using the cabana, also it will have your cabana number. Once you check in at the Coco Cay cabana area they will (have your list) put wrist bands on each of you that must be worn.
You can cancel 48 hours prior to Coco Cay arrival. The refund price will be an OBC.