From the seller's simulation photo The lenses seem to darken a lot in the sun. You are not. In fact, they are only slightly darker than on the inside and are transparent at the same time. Not particularly impressed with these lenses.
Polarized Aviator Sunglasses For Men With Military Style By SUNGAIT
36 Review
Garment Washed Cotton Twill Mesh Cap For Big Heads By E4Hats.Com
45 Review
Oakley Flak Jacket XLJ Sunglass Replacement Lenses & Sock Kit By BlazerBuck
39 Review
Oakley Flak Jacket 13-727 with Polarized Lenses
36 Review