You don't see a lot of these because they're at the bottom of the Atlantic. This is an original chevron from a ranked Kriegsmarine sailor, uniform-removed. There is no way to distinguish if this is Uboat or regular German Navy, but the mystique of the Uboats speaks for itself. A lot of the Veterans would keep the uniform to the closet ,but the moths would get to it, so they would cut off the patches and keep them. This is what you're looking at. It have survived in beautiful condition, as the pictures show. It has been blacklighted and is no glow. It measures 3 1/2" x 2 3/4".