Or should it not be peeled?
I happened to order one of these as well. It came peeled from the beginning.
Reference can be found here:
https://web.archive.org/web/20120501221246/https://www.casascius.com/Broken 1 BTC Physical Bitcoin as sample (no BTC value)
Real coin with real Bitcoin address and private key, has been torn open.
Perfect if you want to see what's inside of one, without ruining yours.