thats like, finger smudges i guess, the outsides are shinny, the inside is like a dull. here, i tried to shine it up, but the camera is getting deep details here, when u look at it shines in person.
http://sphotos.ak.fbcdn.net/hphotos-ak-snc4/hs1174.snc4/154618_1562860349811_1184415665_31276712_6791415_n.jpg
it's shinny as fuck, these pictures just don't capture it. this is from my cell phone.