After 2 months of use on an iPad 3, nothing to report.
Perfectly fulfills its function, that is to say well protect the iPad from scratches and efficient SmartCover.
Not bad over, the shell fits well, well cut SmartCover. It seffiloche a little but nothing nasty. The set is not at all cheap.
When you see the price charged by Apple, this article is perfect price / quality ratio!