Eyewear innovation gurus Oakley have been meticulous in the engineering process for the Oakley Half Jacket 2. O XL OO9154 sunglasses to allow you to combat the outdoors. Oakley use home-brewed patented technology in all their eyewear products to improve performance, increase comfort levels and durability this is evident in this Oakley Half Jacket model that is imbedded with advanced, cutting edge materials and clever features. These bestselling Oakley sunglasses look fiercely sporty they appear to be a machine ready to combat any climate and stand their ground. The half rimmed, rectangular chunky frame has been crafted from special O-matter material that is extra resilient, impact resistant and extremely flexible. Unobtainium ear shocks and nose pads increase grip and retain this grip no matter the level of moister it comes into contact with sweat and rain are no match for the Half Jacket 2. O. The wide frame has a lens curvature that provides advance coverage for protection against harsh weather conditions. Oakley patented XYZ optics give greater peripheral view and visual clarity. This superbly sporty model has that allow you to adapt to your environment and the changing light at all times. The XL comes in a range of polished and matte finished colours.