When sending inventory to Amazon FBA, there are usually 2 main types of labels required:
🏷️ 1. FNSKU Labels (Product Labels)
These labels are attached directly to each item/product.
Amazon uses them to:
identify the product
identify the seller
track inventory ownership.
📦 When Are FNSKU Labels Needed?
FNSKU labels are required when:
products do not have manufacturer barcodes enabled
you want Amazon to track your inventory separately
selling used books/media
crosslisting inventory
using stickered inventory workflows.
📍 Where Do You Put Them?
Attach the FNSKU label:
directly on the product
covering any scannable barcode if needed.
📦 2. FBA Shipping / Box Labels
These labels are attached to the outside of each shipment box.
Amazon uses them to:
identify the shipment
track each box
route inventory to the correct fulfillment center.
📍 Where Do You Put Them?
Attach the shipping label:
on the outside of the box
flat and visible
without covering the barcode with tape/glare.
⚠️ Additional Labels That May Be Required
Depending on the product, Amazon may also require:
⚖️ Heavy Package Labels
Required when a box exceeds:
50 lbs
Examples:
“Team Lift”
“Heavy Package”
⚠️ Suffocation Warning Labels
Required for:
polybagged products
Amazon requires warning text on certain bag sizes.
🫧 Fragile / Bubble Wrap Labels
May be required for:
glass items
fragile inventory
easily damaged products.
🥫 Expiration Date Labels
Required for:
grocery
topical products
supplements
consumables.
🔋 Lithium Battery Labels
Required for:
battery-containing products
electronics
rechargeable devices.
🖨️ How Sellers Print These Labels
Labels are commonly printed using:
thermal printers
Dymo printers
Rollo printers
Zebra printers
or standard printers.
Many sellers print labels using:
Seller Central
or listing softwares like AccelerList.
✅ Summary
The two main labels needed for an FBA shipment are:
FNSKU labels → attached to products
FBA shipping labels → attached to shipment boxes
Additional warning or prep labels may also be required depending on the product type and Amazon prep requirements.