So... you only paid $100 for those "brand new" IV's??
I hope that this link will help prevent you from purchasing sneakers that are not official. This can be a problem especially when buying sneakers on-line.
Here is a small list of web sites that you can trust when looking to purchase sneakers.
Vintagekicks.com
Citysole.com
Kicks-r-us.com
Niketown.com
Theshoecenter.com