There is a handling charge through SuperHero Freight for accepting your goods at the respective Superhero Freight warehouse.
This consists of a cost per inward shipment and then a small cost per carton (usually around $1 per carton). For the latest costs, check our SHF Pricing Guide. If the costs change, this is where it will be reflected.
...
Once your goods are received at the respective SuperHero Freight warehouse, you will be invoiced for your shipment;
After payment of the invoice, you will be able to replenish your goods into Amazon;
Replenishment and storage of your stock will follow the standard procedures.
...