Spy Discord Soft Matte Black Hd+ Grey Green PolarAs big and bold as the era and music that inspired it, a little dissension goes a long way in this large scale, 80s inspired piece. The Discord is constructed from virtually indestructible Grilamid and features sturdy 5 barrel hinges, 6 base polycarbonate ARC lenses, and 100% UV protection. Additional Info: Constructed from virtually indestructible Grilamid 6 base polycarbonate ARC lenses for increased optical performance Smooth and sturdy 5 barrel