Try clearing your browser's cache and try the link again.
Make sure browser is set to open PDF files with Adobe and not its built in reader.
Try going to your Purchase history.
Find the item in Returns and cancelled orders.
Select View return details.
Choose See label.
If none of the above helps, you will have to call ebay to email you a copy of the label.
Best to also get an acceptance scan from the carrier, especially if close to the cutoff date. Otherwise, one day late getting scanned and seller can have ebay close case in his favor.
