Picture from Geekologie.comThis is The Flashbang Bra Holster.
It holds the following gun styles:
S&W J Frame
S&W Bodyguard 38
It's basically so you can be confronted with an attacker, and instead of letting him steal your things, you flash him, and then shoot his ass!
That'll teach him.
Watch the video.
So worth it.
Also, click here if you want to buy one.