Oakley Men's Ellipse O Case. Compatible with most Oakley eyewear styles including Batwolf, Fuel Cell, Frogskins, Gascan and the Holbrook series. Visit the Oakley brand shop by clicking on the Oakley logo above to view the entire Oakley sunglasses and accessories assortment. International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.