For existing ASINs on Amazon.co.uk, please check to see if the ASINs are already flagged. Check there is an "over-18 knife" warning on the detail page. To go to the Amazon Detail page for a particular listing, click on the ASIN or listing ID in your Manage Inventory page. Once you get to the page, check for the "over-18 knife" flag (see below for example of flag). If the ASIN is already flagged, there is no need to follow the process below. If you need to update an existing ASIN with the flag or create a new ASIN with the flag, please ensure that you follow the manual process (under A) or the bulk flat file process (under B) as outlined below.
A: Manually Flagging ASINs: Please follow this process for updating existing ASINs with the knife flag)
If the customer_restriction_type attribute is not available in the drop-down menu in Step 4 please revert to process B: Flagging ASINs in bulk through Flat Files.
B: Flagging ASINs in bulk through Flat Files: Please follow this process for either updating existing ASINs with the knife flag or creating new ASINs with the knife flag)
If you are updating an already existing ASIN: Please fill in SKU, external_product_id_type (ASIN or EAN), Update_delete (select: Partial Update), and customer_restriction_type (select uk_18_knife).
If you are uploading a file for another category, please verify the mandatory columns and the location of the customer_restriction_type column in the file.