 All kinds of different shades, a little bit darker, a little bit lighter, and those are telling you a story, and it's giving you a better picture of the green than you see. One of the other things you mentioned was the standard part. Standard stands for nonpolarized, and it's really important that they are nonpolarized. I think a lot of people don't, you know, over the years we've been groomed that polarized is a must-have with sunglasses, and it is in certain circumstances. It's important to know what polarization does. It removes the glare.