Oakley Latch Sunglasses OO9265 6053 Matte Brown Tortoise Prizm Brown Gradient Category_SALE Mens Sale Regulated for consistent performance down Regulated for consistent performance down to 20°F ( 6°C) delivering lightweight insulation and comfort for everyday use and high performance activities and we engineered it with the convenience of an interior kick up feature that lets you clip it to your shirtHigh Definition Optics®High Definition Optics® (HDO®) is a collection of patented technologies that allow Oakley eyewear to meet or exceed the testing standards of the American National Standards Institute for optical clarity UVC and harmful blue light up to 400nm