How do you tell if a mitchell and ness snapback is real or fake?

There are a few ways to tell if it's real.
1st, it has to have a square brim, not round.
2nd, The stitching on the front, has to go all the way through.( can be seen from the inside.
3rd. The sticker has to be sliver and shiny. Not reflective or gold.
4th. The top button has to have the M and N stamped into it.
5th. the stitching on the Mitchell and Ness tag should be straight.