The original Line Miner goggle was created with the purpose of providing the ultimate in peripheral vision, with a cylindrical-style design. We were able to pull the goggle in closer to your face than ever before, allowing for incredible downward and side-to-side periphery. With a mid-sized ?t, Line Miner XM is optimized for a wide variety of faces and is engineered to ?t perfectly with most helmets. OTHER FEATURES Prizm™ Snow Oakley’s exclusive lens technology that’s engineered to help you see contrast on the mountain in a variety of challenging light and snow conditions.​​