How do you tell if a Louis Vuitton pouch with the gold chain is real?

It is kind of a rough material, not the traditional leather. it has the gold chain and a gold zipper. It says lv on the zipper and in the inside it says louis vuitton made in paris...real?|||you can go to the site of lvbags.cc,there have many different style hot sale,you can find the bag you want.