FNSKU labels are small barcode stickers used by Amazon to identify your inventory inside Amazon FBA fulfillment centers.
They are usually printed on thermal labels and attached directly to the product before shipping inventory to Amazon.
🏷️ What Is Included on an FNSKU Label?
An FNSKU label typically contains:
a barcode
the FNSKU code
product condition
a shortened product title
Example:
X001ABC123
Used - Good
📦 Examples of FNSKU Labels
Here are examples of what FNSKU product labels commonly look like:
4
🖨️ Common FNSKU Label Sizes
Most sellers print FNSKU labels using:
2.25" x 1.25" labels
thermal printers such as:
DYMO
Rollo
Zebra
📌 Where Are FNSKU Labels Placed?
FNSKU labels are usually placed:
on the back of books
on product packaging
over existing manufacturer barcodes if required
The barcode should always remain:
flat
visible
and scannable.
⚠️ Important
If the label is:
blurry
damaged
wrinkled
or incorrectly placed
Amazon may:
reject the inventory
delay receiving
or mark the inventory as stranded.
✅ Summary
FNSKU labels are barcode stickers used by Amazon FBA to identify and track seller inventory. They usually contain a barcode, FNSKU code, and product condition information.