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I never wore it while on foot patrol but it rocked while riding around in a vehicle...just tighten it up a bit then rest your chin on it and have a snooze :)

This was my normal version of neck...

here is a version a few of the guys were rockin.
I have a few more ..but you get the idea

http://i1210.photobucket.com/albums/cc409/Ripcoord/n503937321_932729_8846.jpg