I bought a few copies of Lion on USB straight from Apple a few months ago, and I don't need the last one. It is an unopened 8GB USB stick with the OS X 10.7 installer. It is the same one Apple sells for $69 here:
http://store.apple.com/us/product/MD256Z/A
NEW OS X Lion 10.7 USB installer - $50 shipped via PayPal or Amazon Payments
http://heatware.com/eval.php?id=39222
http://store.apple.com/us/product/MD256Z/A
NEW OS X Lion 10.7 USB installer - $50 shipped via PayPal or Amazon Payments
http://heatware.com/eval.php?id=39222