Legit (top) Vs. Fake (bottom) legit has foil shine under barcode and more information. Fake has no shine under barcode and is missing lots of info. I did open both to verify
Playstation 3 Dualshock 3 Wireless Controller (Crimson Red) : Amazon.ca: Video Games
PS3 Controllers: Wireless, Dualshock & More | Best Buy Canada
Genuine Sony PlayStation 3 PS3 White Controller OEM DualShock 3 | eBay