As an evolution of the legendary O-Frame® goggle, the O2™ family has Oakley DNA pumping through every vein. The Oakley O2™ MX extends the O2™ style and performance to a mid-sized fit, but there is nothing medium about it. The large lens with streamlined frame geometry expands peripheral view in every direction.. Explore our huge selection, new products added daily. Genuine O-Frame® 2.0 MX Troy Lee Designs Series Goggles