what are these called?

[woodisgood]

http://www.realoem.com/bmw/showparts.do?model=1113&mospid=47309&btnr=36_0051&hg=36&fg=15

[woodisgood]

I am a jackass...before I get slammed..I see style 10 at the top now....

[lifeiskaos]

i dont know if i've ever seen that rim before. looks nice!

[M5wanaB]

Ive got a set. May be for sale for the right price.

[Unearth078]

it looks awkward, like something that should be inflated and stuck on a z4... oh wait.