So I just picked up a sub today. It looks like the voice coil is coming off of the sub, like if you stick your fingernail underneath it, it comes up. How can I fix this? Also, the outer voice coil is very hard, is that normal? I just want to make sure I didn't buy a busted sub.
Here's what it looks like normally:

And here with my fingernail:


Here's what it looks like normally:

And here with my fingernail:


