Yamba JP Fitovers - Blue Marble - Blue Mirror Lens (YM002BM) Designed to be worn over prescription eyewear frame shapes not exceeding 146mm x 44mm or 5.75" x 1.73" Crystal Nylon Flexible Frame with complimentary accessories - clip-on case, cleaning cloth and adjustable neck cord PCX Polarized lenses eliminate glare and help protect your eyes from harmful UV rays Duo Hard Coat with flash reflect to provide multip impact and scratch resistance Splotch Gard - treatment to help prevent finger prints and smudges