I do not know who made the fast delivery because I waited more than a week. Now I know from the reviews it has mesh on the back, phew. For the price, I expected to see a real hat, not a half-worn hat. I think a mesh back is out of the question for a hat meant to represent a company as respected as BMW. Basically, this is a cheap way to make half a hat. I hate mesh, if I had known it was mesh I wouldn't have bought it. It's like having a crappy BMW, as I have two of these, both BMWs, and this…