1. In the Administration panel, go to Products → Products.

  2. Click on the name of a product. This will open the product’s editing page.

  3. Switch to the Shipping properties tab.

  4. Enter the desired shipping cost per item in the Shipping freight field.

    Shipping cost per item in CS-Cart and Multi-Vendor.
  5. Click the Save and close button.

  6. Repeat steps from 2 through 5 for other products.

  7. Create a free shipping method.

    The value of the Shipping freight field will be added to the shipping rates of the shipping method.