 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 non-polarized, and it's really important that they are non-polarized. 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,