Oakley x Brain Dead Sub Zero Matte Blue/Red Colorshift w/ Prizm Ruby SunglassesFirst sold in 1992, Oakleys Sub Zero were introduced as a limited selection of next to nothing. To this day, those sunglasses are considered to be one of the most innovative designs Oakley has ever produced. So radical from anything else back then, they would feature a one piece dual orbital frameless design that incorporated Oakleys patented High Definition Optics with Plutonite lens material. Weighing in at 0. 69 ounces, one could easily forget they