this will show you how to change your oakley sunglasses lenses. this is a very simple process and anybody can do it without having to go to an oakley store, dealer, or retailer to change them for u. i am demonstrating this method using my oakley gascans, but this will work with the eye patch, oil drum, fuel cell, holbrook, dispatch, hijinx, jupiter, fives squared, frogskins, sideways, MAYBE inmate... MAYBE, and gascan small