Description of Von Zipper Rockford Sunglasses - Red Opus / Gradient When it's time to throw down at the bro-down showdown, slap a pair of Rockfords on your face and let your hair down! These supreme sunglasses fron VonZipper are the next best thing to a hug from a not so secret admirer. Features: 100% UV protection Base 6 spherical lens Handtooled acetate frame Impact resistant CR39 lens Stainless steel optical hinges Wire injected temple core