Our USPS shipping plugin will only provide real time USPS shipping rates to your website.
We have made it very easy to see your 'Package Detail' the container/custom box used for the shipment and the total weight of the shipment.
If you venture into a WooCommerce Order > Package detail
There may be more than one container/custom box used for the shipment in some orders, please reference all the information.
The easiest way to generate a shipping label and pay for shipping would be to use Click-N-Ship
Remember to set up for Click-N-Ship, shipping preferences
There are other shipping fullfilment options to choose from and most of these can be found here: