Scoreboard Jefferies jersey alert

[TNTtoys]

Here's the link:
http://cgi.ebay.com/Gregg-Jefferies-1990-New-York-Mets-Game-Worn-Jersey_W0QQitemZ140040472760QQihZ004QQcategoryZ249 03QQrdZ1QQcmdZViewItem

Is there anyone out there who can write to the seller & explain better than me what the jersey actually is?

[TNTtoys]

I emailed the seller, and he didn't appear surprised at all by my email. He immediately amended the title & description.