Since launching its first Rolling O Lab, a trailer that showcases Oakley’s mad science and puts its products through their paces at events around North America, several years ago, the idea has met with such success that the company has built two more of them to demonstrate what makes Oakley Oakley.

We caught up with the tour at the Vision Expo East trade show in New York last week to take a peak at the science behind the shades.

East Coast Regional O Lab Manager Adam Racioppi puts Oakley’s sunglasses to the test.

West Coast O Lab Regional Manager Bryan Shelton on Oakley’s polarized lenses.