You can request a second shipping label for returning your items in multiple boxes, and a second label has been provided. Regarding the 81 gallon ICON RV water tanks, the replacement order has already shipped from our distributor. We are currently working on obtaining the tracking information to provide you with an accurate estimated arrival time. Once the tracking details are available, you will be informed promptly. If you have any other orders or specific concerns, please confirm so we can assist you accordingly.