I ordered three pair of glasses from Zenni Optical. One was fine, one was a little blurry and one was extremely blurry. So I call them and send them back and they say they will evaluate them to see if they made them correctly. A month later they say this: "We have received your returned glasses #7015 and #7020. They were checked and found to have been produced correctly. We found the problem is probably that you can't get used to the goggles. Because the goggles have a great curvature. As these glasses were... read full review »