From the 2006 eBay Live convention at the Mandalay Bay in Las Vegas

You will receive two pins--

First one looks like a white poker chip with "eBay Live 2006 Las Vegas" in the center

Measures 1.25" in diameter

Second one is a colorful eBay Live 2006 USPS "Sell it Ship it" pin 

With playing cards, poker chips and dice and the USPS logo!

Measures 1.5" wide