Apple white spots on ipod touch using silcone case

[bloodred]

my new ipod touch 4g has white spots on the back when I took my silcone case off I noticed white spots on the back of the chrome nothing I try gets it off what do I do?

 

[Arithmatics]

It shows you got a sh*tty case. Happened to my ipod touch 2g.

You can't do nothing about it. I suggest getting a better case or do the brushed metal look.